145996880

素因数分解:

$2^4\times 5^1\times {\mathrm{131}}^1\times {\mathrm{13931}}^1$

素因数の和:14075

約数の個数: 40

約数和(自身を含む): 342058464

約数和(自身を除く): 196061584

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 131, 262, 524, 655, 1048, 1310, 2096, 2620, 5240, 10480, 13931, 27862, 55724, 69655, 111448, 139310, 222896, 278620, 557240, 1114480, 1824961, 3649922, 7299844, 9124805, 14599688, 18249610, 29199376, 36499220, 72998440, 145996880]

約数ペア:

[(1, 145996880), (2, 72998440), (4, 36499220), (5, 29199376), (8, 18249610), (10, 14599688), (16, 9124805), (20, 7299844), (40, 3649922), (80, 1824961), (131, 1114480), (262, 557240), (524, 278620), (655, 222896), (1048, 139310), (1310, 111448), (2096, 69655), (2620, 55724), (5240, 27862), (10480, 13931)]