148973240

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{286487}}^1$

素因数の和:286511

約数の個数: 32

約数和(自身を含む): 360974880

約数和(自身を除く): 212001640

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 286487, 572974, 1145948, 1432435, 2291896, 2864870, 3724331, 5729740, 7448662, 11459480, 14897324, 18621655, 29794648, 37243310, 74486620, 148973240]

約数ペア:

[(1, 148973240), (2, 74486620), (4, 37243310), (5, 29794648), (8, 18621655), (10, 14897324), (13, 11459480), (20, 7448662), (26, 5729740), (40, 3724331), (52, 2864870), (65, 2291896), (104, 1432435), (130, 1145948), (260, 572974), (520, 286487)]