66783860

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1229}}^1$

素因数の和:1281

約数の個数: 96

約数和(自身を含む): 173577600

約数和(自身を除く): 106793740

約数列:

[1, 2, 4, 5, 10, 11, 13, 19, 20, 22, 26, 38, 44, 52, 55, 65, 76, 95, 110, 130, 143, 190, 209, 220, 247, 260, 286, 380, 418, 494, 572, 715, 836, 988, 1045, 1229, 1235, 1430, 2090, 2458, 2470, 2717, 2860, 4180, 4916, 4940, 5434, 6145, 10868, 12290, 13519, 13585, 15977, 23351, 24580, 27038, 27170, 31954, 46702, 54076, 54340, 63908, 67595, 79885, 93404, 116755, 135190, 159770, 175747, 233510, 256861, 270380, 303563, 319540, 351494, 467020, 513722, 607126, 702988, 878735, 1027444, 1214252, 1284305, 1517815, 1757470, 2568610, 3035630, 3339193, 3514940, 5137220, 6071260, 6678386, 13356772, 16695965, 33391930, 66783860]

約数ペア:

[(1, 66783860), (2, 33391930), (4, 16695965), (5, 13356772), (10, 6678386), (11, 6071260), (13, 5137220), (19, 3514940), (20, 3339193), (22, 3035630), (26, 2568610), (38, 1757470), (44, 1517815), (52, 1284305), (55, 1214252), (65, 1027444), (76, 878735), (95, 702988), (110, 607126), (130, 513722), (143, 467020), (190, 351494), (209, 319540), (220, 303563), (247, 270380), (260, 256861), (286, 233510), (380, 175747), (418, 159770), (494, 135190), (572, 116755), (715, 93404), (836, 79885), (988, 67595), (1045, 63908), (1229, 54340), (1235, 54076), (1430, 46702), (2090, 31954), (2458, 27170), (2470, 27038), (2717, 24580), (2860, 23351), (4180, 15977), (4916, 13585), (4940, 13519), (5434, 12290), (6145, 10868)]