161736620

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{3583}}^1$

素因数の和:3690

約数の個数: 48

約数和(自身を含む): 354643968

約数和(自身を除く): 192907348

約数列:

[1, 2, 4, 5, 10, 20, 37, 61, 74, 122, 148, 185, 244, 305, 370, 610, 740, 1220, 2257, 3583, 4514, 7166, 9028, 11285, 14332, 17915, 22570, 35830, 45140, 71660, 132571, 218563, 265142, 437126, 530284, 662855, 874252, 1092815, 1325710, 2185630, 2651420, 4371260, 8086831, 16173662, 32347324, 40434155, 80868310, 161736620]

約数ペア:

[(1, 161736620), (2, 80868310), (4, 40434155), (5, 32347324), (10, 16173662), (20, 8086831), (37, 4371260), (61, 2651420), (74, 2185630), (122, 1325710), (148, 1092815), (185, 874252), (244, 662855), (305, 530284), (370, 437126), (610, 265142), (740, 218563), (1220, 132571), (2257, 71660), (3583, 45140), (4514, 35830), (7166, 22570), (9028, 17915), (11285, 14332)]