208950909700

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{947}}^1\times {\mathrm{8933}}^1$

素因数の和:9926

約数の個数: 144

約数和(自身を含む): 514602688320

約数和(自身を除く): 305651778620

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 25, 26, 38, 50, 52, 65, 76, 95, 100, 130, 190, 247, 260, 325, 380, 475, 494, 650, 947, 950, 988, 1235, 1300, 1894, 1900, 2470, 3788, 4735, 4940, 6175, 8933, 9470, 12311, 12350, 17866, 17993, 18940, 23675, 24622, 24700, 35732, 35986, 44665, 47350, 49244, 61555, 71972, 89330, 89965, 94700, 116129, 123110, 169727, 178660, 179930, 223325, 232258, 233909, 246220, 307775, 339454, 359860, 446650, 449825, 464516, 467818, 580645, 615550, 678908, 848635, 893300, 899650, 935636, 1161290, 1169545, 1231100, 1697270, 1799300, 2206451, 2322580, 2339090, 2903225, 3394540, 4243175, 4412902, 4678180, 5806450, 5847725, 8459551, 8486350, 8825804, 11032255, 11612900, 11695450, 16919102, 16972700, 22064510, 23390900, 33838204, 42297755, 44129020, 55161275, 84595510, 109974163, 110322550, 160731469, 169191020, 211488775, 219948326, 220645100, 321462938, 422977550, 439896652, 549870815, 642925876, 803657345, 845955100, 1099741630, 1607314690, 2089509097, 2199483260, 2749354075, 3214629380, 4018286725, 4179018194, 5498708150, 8036573450, 8358036388, 10447545485, 10997416300, 16073146900, 20895090970, 41790181940, 52237727425, 104475454850, 208950909700]

約数ペア:

[(1, 208950909700), (2, 104475454850), (4, 52237727425), (5, 41790181940), (10, 20895090970), (13, 16073146900), (19, 10997416300), (20, 10447545485), (25, 8358036388), (26, 8036573450), (38, 5498708150), (50, 4179018194), (52, 4018286725), (65, 3214629380), (76, 2749354075), (95, 2199483260), (100, 2089509097), (130, 1607314690), (190, 1099741630), (247, 845955100), (260, 803657345), (325, 642925876), (380, 549870815), (475, 439896652), (494, 422977550), (650, 321462938), (947, 220645100), (950, 219948326), (988, 211488775), (1235, 169191020), (1300, 160731469), (1894, 110322550), (1900, 109974163), (2470, 84595510), (3788, 55161275), (4735, 44129020), (4940, 42297755), (6175, 33838204), (8933, 23390900), (9470, 22064510), (12311, 16972700), (12350, 16919102), (17866, 11695450), (17993, 11612900), (18940, 11032255), (23675, 8825804), (24622, 8486350), (24700, 8459551), (35732, 5847725), (35986, 5806450), (44665, 4678180), (47350, 4412902), (49244, 4243175), (61555, 3394540), (71972, 2903225), (89330, 2339090), (89965, 2322580), (94700, 2206451), (116129, 1799300), (123110, 1697270), (169727, 1231100), (178660, 1169545), (179930, 1161290), (223325, 935636), (232258, 899650), (233909, 893300), (246220, 848635), (307775, 678908), (339454, 615550), (359860, 580645), (446650, 467818), (449825, 464516)]