64984370

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1$

素因数の和:144

約数の個数: 128

約数和(自身を含む): 149299200

約数和(自身を除く): 84314830

約数列:

[1, 2, 5, 10, 11, 17, 19, 22, 31, 34, 38, 55, 59, 62, 85, 95, 110, 118, 155, 170, 187, 190, 209, 295, 310, 323, 341, 374, 418, 527, 589, 590, 646, 649, 682, 935, 1003, 1045, 1054, 1121, 1178, 1298, 1615, 1705, 1829, 1870, 2006, 2090, 2242, 2635, 2945, 3230, 3245, 3410, 3553, 3658, 5015, 5270, 5605, 5797, 5890, 6479, 6490, 7106, 9145, 10013, 10030, 11033, 11210, 11594, 12331, 12958, 17765, 18290, 19057, 20026, 20119, 22066, 24662, 28985, 31093, 32395, 34751, 35530, 38114, 40238, 50065, 55165, 57970, 61655, 62186, 64790, 69502, 95285, 100130, 100595, 110143, 110330, 123310, 155465, 173755, 190570, 201190, 209627, 220286, 310930, 342023, 347510, 382261, 419254, 550715, 590767, 684046, 764522, 1048135, 1101430, 1181534, 1710115, 1911305, 2096270, 2953835, 3420230, 3822610, 5907670, 6498437, 12996874, 32492185, 64984370]

約数ペア:

[(1, 64984370), (2, 32492185), (5, 12996874), (10, 6498437), (11, 5907670), (17, 3822610), (19, 3420230), (22, 2953835), (31, 2096270), (34, 1911305), (38, 1710115), (55, 1181534), (59, 1101430), (62, 1048135), (85, 764522), (95, 684046), (110, 590767), (118, 550715), (155, 419254), (170, 382261), (187, 347510), (190, 342023), (209, 310930), (295, 220286), (310, 209627), (323, 201190), (341, 190570), (374, 173755), (418, 155465), (527, 123310), (589, 110330), (590, 110143), (646, 100595), (649, 100130), (682, 95285), (935, 69502), (1003, 64790), (1045, 62186), (1054, 61655), (1121, 57970), (1178, 55165), (1298, 50065), (1615, 40238), (1705, 38114), (1829, 35530), (1870, 34751), (2006, 32395), (2090, 31093), (2242, 28985), (2635, 24662), (2945, 22066), (3230, 20119), (3245, 20026), (3410, 19057), (3553, 18290), (3658, 17765), (5015, 12958), (5270, 12331), (5605, 11594), (5797, 11210), (5890, 11033), (6479, 10030), (6490, 10013), (7106, 9145)]