53204202440

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{21805001}}^1$

素因数の和:21805073

約数の個数: 32

約数和(自身を含む): 121671911160

約数和(自身を除く): 68467708720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 1220, 2440, 21805001, 43610002, 87220004, 109025005, 174440008, 218050010, 436100020, 872200040, 1330105061, 2660210122, 5320420244, 6650525305, 10640840488, 13301050610, 26602101220, 53204202440]

約数ペア:

[(1, 53204202440), (2, 26602101220), (4, 13301050610), (5, 10640840488), (8, 6650525305), (10, 5320420244), (20, 2660210122), (40, 1330105061), (61, 872200040), (122, 436100020), (244, 218050010), (305, 174440008), (488, 109025005), (610, 87220004), (1220, 43610002), (2440, 21805001)]