90005090

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1$

素因数の和:160

約数の個数: 128

約数和(自身を含む): 210124800

約数和(自身を除く): 120119710

約数列:

[1, 2, 5, 7, 10, 14, 19, 31, 35, 37, 38, 59, 62, 70, 74, 95, 118, 133, 155, 185, 190, 217, 259, 266, 295, 310, 370, 413, 434, 518, 589, 590, 665, 703, 826, 1085, 1121, 1147, 1178, 1295, 1330, 1406, 1829, 2065, 2170, 2183, 2242, 2294, 2590, 2945, 3515, 3658, 4123, 4130, 4366, 4921, 5605, 5735, 5890, 7030, 7847, 8029, 8246, 9145, 9842, 10915, 11210, 11470, 12803, 15281, 15694, 16058, 18290, 20615, 21793, 21830, 24605, 25606, 30562, 34751, 39235, 40145, 41230, 41477, 43586, 49210, 64015, 67673, 69502, 76405, 78470, 80290, 82954, 108965, 128030, 135346, 152551, 152810, 173755, 207385, 217930, 243257, 290339, 305102, 338365, 347510, 414770, 473711, 486514, 580678, 676730, 762755, 947422, 1216285, 1285787, 1451695, 1525510, 2368555, 2432570, 2571574, 2903390, 4737110, 6428935, 9000509, 12857870, 18001018, 45002545, 90005090]

約数ペア:

[(1, 90005090), (2, 45002545), (5, 18001018), (7, 12857870), (10, 9000509), (14, 6428935), (19, 4737110), (31, 2903390), (35, 2571574), (37, 2432570), (38, 2368555), (59, 1525510), (62, 1451695), (70, 1285787), (74, 1216285), (95, 947422), (118, 762755), (133, 676730), (155, 580678), (185, 486514), (190, 473711), (217, 414770), (259, 347510), (266, 338365), (295, 305102), (310, 290339), (370, 243257), (413, 217930), (434, 207385), (518, 173755), (589, 152810), (590, 152551), (665, 135346), (703, 128030), (826, 108965), (1085, 82954), (1121, 80290), (1147, 78470), (1178, 76405), (1295, 69502), (1330, 67673), (1406, 64015), (1829, 49210), (2065, 43586), (2170, 41477), (2183, 41230), (2242, 40145), (2294, 39235), (2590, 34751), (2945, 30562), (3515, 25606), (3658, 24605), (4123, 21830), (4130, 21793), (4366, 20615), (4921, 18290), (5605, 16058), (5735, 15694), (5890, 15281), (7030, 12803), (7847, 11470), (8029, 11210), (8246, 10915), (9145, 9842)]