1660647050

素因数分解:

$2^1\times 5^2\times {\mathrm{101}}^1\times {\mathrm{499}}^1\times {\mathrm{659}}^1$

素因数の和:1271

約数の個数: 48

約数和(自身を含む): 3130380000

約数和(自身を除く): 1469732950

約数列:

[1, 2, 5, 10, 25, 50, 101, 202, 499, 505, 659, 998, 1010, 1318, 2495, 2525, 3295, 4990, 5050, 6590, 12475, 16475, 24950, 32950, 50399, 66559, 100798, 133118, 251995, 328841, 332795, 503990, 657682, 665590, 1259975, 1644205, 1663975, 2519950, 3288410, 3327950, 8221025, 16442050, 33212941, 66425882, 166064705, 332129410, 830323525, 1660647050]

約数ペア:

[(1, 1660647050), (2, 830323525), (5, 332129410), (10, 166064705), (25, 66425882), (50, 33212941), (101, 16442050), (202, 8221025), (499, 3327950), (505, 3288410), (659, 2519950), (998, 1663975), (1010, 1644205), (1318, 1259975), (2495, 665590), (2525, 657682), (3295, 503990), (4990, 332795), (5050, 328841), (6590, 251995), (12475, 133118), (16475, 100798), (24950, 66559), (32950, 50399)]