200170720

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{40357}}^1$

素因数の和:40403

約数の個数: 48

約数和(自身を含む): 488170368

約数和(自身を除く): 287999648

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 80, 124, 155, 160, 248, 310, 496, 620, 992, 1240, 2480, 4960, 40357, 80714, 161428, 201785, 322856, 403570, 645712, 807140, 1251067, 1291424, 1614280, 2502134, 3228560, 5004268, 6255335, 6457120, 10008536, 12510670, 20017072, 25021340, 40034144, 50042680, 100085360, 200170720]

約数ペア:

[(1, 200170720), (2, 100085360), (4, 50042680), (5, 40034144), (8, 25021340), (10, 20017072), (16, 12510670), (20, 10008536), (31, 6457120), (32, 6255335), (40, 5004268), (62, 3228560), (80, 2502134), (124, 1614280), (155, 1291424), (160, 1251067), (248, 807140), (310, 645712), (496, 403570), (620, 322856), (992, 201785), (1240, 161428), (2480, 80714), (4960, 40357)]