202479080

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{149}}^1\times {\mathrm{641}}^1$

素因数の和:854

約数の個数: 64

約数和(自身を含む): 468018000

約数和(自身を除く): 265538920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 149, 212, 265, 298, 424, 530, 596, 641, 745, 1060, 1192, 1282, 1490, 2120, 2564, 2980, 3205, 5128, 5960, 6410, 7897, 12820, 15794, 25640, 31588, 33973, 39485, 63176, 67946, 78970, 95509, 135892, 157940, 169865, 191018, 271784, 315880, 339730, 382036, 477545, 679460, 764072, 955090, 1358920, 1910180, 3820360, 5061977, 10123954, 20247908, 25309885, 40495816, 50619770, 101239540, 202479080]

約数ペア:

[(1, 202479080), (2, 101239540), (4, 50619770), (5, 40495816), (8, 25309885), (10, 20247908), (20, 10123954), (40, 5061977), (53, 3820360), (106, 1910180), (149, 1358920), (212, 955090), (265, 764072), (298, 679460), (424, 477545), (530, 382036), (596, 339730), (641, 315880), (745, 271784), (1060, 191018), (1192, 169865), (1282, 157940), (1490, 135892), (2120, 95509), (2564, 78970), (2980, 67946), (3205, 63176), (5128, 39485), (5960, 33973), (6410, 31588), (7897, 25640), (12820, 15794)]