66527720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{4483}}^1$

素因数の和:4554

約数の個数: 64

約数和(自身を含む): 174337920

約数和(自身を除く): 107810200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 53, 56, 70, 106, 140, 212, 265, 280, 371, 424, 530, 742, 1060, 1484, 1855, 2120, 2968, 3710, 4483, 7420, 8966, 14840, 17932, 22415, 31381, 35864, 44830, 62762, 89660, 125524, 156905, 179320, 237599, 251048, 313810, 475198, 627620, 950396, 1187995, 1255240, 1663193, 1900792, 2375990, 3326386, 4751980, 6652772, 8315965, 9503960, 13305544, 16631930, 33263860, 66527720]

約数ペア:

[(1, 66527720), (2, 33263860), (4, 16631930), (5, 13305544), (7, 9503960), (8, 8315965), (10, 6652772), (14, 4751980), (20, 3326386), (28, 2375990), (35, 1900792), (40, 1663193), (53, 1255240), (56, 1187995), (70, 950396), (106, 627620), (140, 475198), (212, 313810), (265, 251048), (280, 237599), (371, 179320), (424, 156905), (530, 125524), (742, 89660), (1060, 62762), (1484, 44830), (1855, 35864), (2120, 31381), (2968, 22415), (3710, 17932), (4483, 14840), (7420, 8966)]