64022320

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{131}}^1\times {\mathrm{149}}^1$

素因数の和:334

約数の個数: 80

約数和(自身を含む): 154677600

約数和(自身を除く): 90655280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 131, 149, 164, 205, 262, 298, 328, 410, 524, 596, 655, 656, 745, 820, 1048, 1192, 1310, 1490, 1640, 2096, 2384, 2620, 2980, 3280, 5240, 5371, 5960, 6109, 10480, 10742, 11920, 12218, 19519, 21484, 24436, 26855, 30545, 39038, 42968, 48872, 53710, 61090, 78076, 85936, 97595, 97744, 107420, 122180, 156152, 195190, 214840, 244360, 312304, 390380, 429680, 488720, 780760, 800279, 1561520, 1600558, 3201116, 4001395, 6402232, 8002790, 12804464, 16005580, 32011160, 64022320]

約数ペア:

[(1, 64022320), (2, 32011160), (4, 16005580), (5, 12804464), (8, 8002790), (10, 6402232), (16, 4001395), (20, 3201116), (40, 1600558), (41, 1561520), (80, 800279), (82, 780760), (131, 488720), (149, 429680), (164, 390380), (205, 312304), (262, 244360), (298, 214840), (328, 195190), (410, 156152), (524, 122180), (596, 107420), (655, 97744), (656, 97595), (745, 85936), (820, 78076), (1048, 61090), (1192, 53710), (1310, 48872), (1490, 42968), (1640, 39038), (2096, 30545), (2384, 26855), (2620, 24436), (2980, 21484), (3280, 19519), (5240, 12218), (5371, 11920), (5960, 10742), (6109, 10480)]