15697210520

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{181}}^1\times {\mathrm{35543}}^1$

素因数の和:35796

約数の個数: 64

約数和(自身を含む): 36097064640

約数和(自身を除く): 20399854120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 181, 244, 305, 362, 488, 610, 724, 905, 1220, 1448, 1810, 2440, 3620, 7240, 11041, 22082, 35543, 44164, 55205, 71086, 88328, 110410, 142172, 177715, 220820, 284344, 355430, 441640, 710860, 1421720, 2168123, 4336246, 6433283, 8672492, 10840615, 12866566, 17344984, 21681230, 25733132, 32166415, 43362460, 51466264, 64332830, 86724920, 128665660, 257331320, 392430263, 784860526, 1569721052, 1962151315, 3139442104, 3924302630, 7848605260, 15697210520]

約数ペア:

[(1, 15697210520), (2, 7848605260), (4, 3924302630), (5, 3139442104), (8, 1962151315), (10, 1569721052), (20, 784860526), (40, 392430263), (61, 257331320), (122, 128665660), (181, 86724920), (244, 64332830), (305, 51466264), (362, 43362460), (488, 32166415), (610, 25733132), (724, 21681230), (905, 17344984), (1220, 12866566), (1448, 10840615), (1810, 8672492), (2440, 6433283), (3620, 4336246), (7240, 2168123), (11041, 1421720), (22082, 710860), (35543, 441640), (44164, 355430), (55205, 284344), (71086, 220820), (88328, 177715), (110410, 142172)]