45626780

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{149}}^1\times {\mathrm{251}}^1$

素因数の和:470

約数の個数: 48

約数和(自身を含む): 98431200

約数和(自身を除く): 52804420

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 149, 244, 251, 298, 305, 502, 596, 610, 745, 1004, 1220, 1255, 1490, 2510, 2980, 5020, 9089, 15311, 18178, 30622, 36356, 37399, 45445, 61244, 74798, 76555, 90890, 149596, 153110, 181780, 186995, 306220, 373990, 747980, 2281339, 4562678, 9125356, 11406695, 22813390, 45626780]

約数ペア:

[(1, 45626780), (2, 22813390), (4, 11406695), (5, 9125356), (10, 4562678), (20, 2281339), (61, 747980), (122, 373990), (149, 306220), (244, 186995), (251, 181780), (298, 153110), (305, 149596), (502, 90890), (596, 76555), (610, 74798), (745, 61244), (1004, 45445), (1220, 37399), (1255, 36356), (1490, 30622), (2510, 18178), (2980, 15311), (5020, 9089)]