87755668

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1$

素因数の和:174

約数の個数: 144

約数和(自身を含む): 218792448

約数和(自身を除く): 131036780

約数列:

[1, 2, 4, 7, 11, 13, 14, 22, 26, 28, 31, 44, 49, 52, 62, 77, 91, 98, 101, 124, 143, 154, 182, 196, 202, 217, 286, 308, 341, 364, 403, 404, 434, 539, 572, 637, 682, 707, 806, 868, 1001, 1078, 1111, 1274, 1313, 1364, 1414, 1519, 1612, 2002, 2156, 2222, 2387, 2548, 2626, 2821, 2828, 3038, 3131, 4004, 4433, 4444, 4774, 4949, 5252, 5642, 6076, 6262, 7007, 7777, 8866, 9191, 9548, 9898, 11284, 12524, 14014, 14443, 15554, 16709, 17732, 18382, 19747, 19796, 21917, 28028, 28886, 31031, 31108, 33418, 34441, 36764, 39494, 40703, 43834, 54439, 57772, 62062, 64337, 66836, 68882, 78988, 81406, 87668, 101101, 108878, 124124, 128674, 137764, 153419, 162812, 202202, 217217, 217756, 241087, 257348, 284921, 306838, 404404, 434434, 447733, 482174, 569842, 613676, 707707, 868868, 895466, 964348, 1139684, 1415414, 1687609, 1790932, 1994447, 2830828, 3134131, 3375218, 3988894, 6268262, 6750436, 7977788, 12536524, 21938917, 43877834, 87755668]

約数ペア:

[(1, 87755668), (2, 43877834), (4, 21938917), (7, 12536524), (11, 7977788), (13, 6750436), (14, 6268262), (22, 3988894), (26, 3375218), (28, 3134131), (31, 2830828), (44, 1994447), (49, 1790932), (52, 1687609), (62, 1415414), (77, 1139684), (91, 964348), (98, 895466), (101, 868868), (124, 707707), (143, 613676), (154, 569842), (182, 482174), (196, 447733), (202, 434434), (217, 404404), (286, 306838), (308, 284921), (341, 257348), (364, 241087), (403, 217756), (404, 217217), (434, 202202), (539, 162812), (572, 153419), (637, 137764), (682, 128674), (707, 124124), (806, 108878), (868, 101101), (1001, 87668), (1078, 81406), (1111, 78988), (1274, 68882), (1313, 66836), (1364, 64337), (1414, 62062), (1519, 57772), (1612, 54439), (2002, 43834), (2156, 40703), (2222, 39494), (2387, 36764), (2548, 34441), (2626, 33418), (2821, 31108), (2828, 31031), (3038, 28886), (3131, 28028), (4004, 21917), (4433, 19796), (4444, 19747), (4774, 18382), (4949, 17732), (5252, 16709), (5642, 15554), (6076, 14443), (6262, 14014), (7007, 12524), (7777, 11284), (8866, 9898), (9191, 9548)]