72764840

素因数分解:

$2^3\times 5^1\times {\mathrm{373}}^1\times {\mathrm{4877}}^1$

素因数の和:5261

約数の個数: 32

約数和(自身を含む): 164193480

約数和(自身を除く): 91428640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 373, 746, 1492, 1865, 2984, 3730, 4877, 7460, 9754, 14920, 19508, 24385, 39016, 48770, 97540, 195080, 1819121, 3638242, 7276484, 9095605, 14552968, 18191210, 36382420, 72764840]

約数ペア:

[(1, 72764840), (2, 36382420), (4, 18191210), (5, 14552968), (8, 9095605), (10, 7276484), (20, 3638242), (40, 1819121), (373, 195080), (746, 97540), (1492, 48770), (1865, 39016), (2984, 24385), (3730, 19508), (4877, 14920), (7460, 9754)]