72420500

素因数分解:

$2^2\times 5^3\times {\mathrm{241}}^1\times {\mathrm{601}}^1$

素因数の和:861

約数の個数: 48

約数和(自身を含む): 159086928

約数和(自身を除く): 86666428

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 125, 241, 250, 482, 500, 601, 964, 1202, 1205, 2404, 2410, 3005, 4820, 6010, 6025, 12020, 12050, 15025, 24100, 30050, 30125, 60100, 60250, 75125, 120500, 144841, 150250, 289682, 300500, 579364, 724205, 1448410, 2896820, 3621025, 7242050, 14484100, 18105125, 36210250, 72420500]

約数ペア:

[(1, 72420500), (2, 36210250), (4, 18105125), (5, 14484100), (10, 7242050), (20, 3621025), (25, 2896820), (50, 1448410), (100, 724205), (125, 579364), (241, 300500), (250, 289682), (482, 150250), (500, 144841), (601, 120500), (964, 75125), (1202, 60250), (1205, 60100), (2404, 30125), (2410, 30050), (3005, 24100), (4820, 15025), (6010, 12050), (6025, 12020)]