128306480

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{94343}}^1$

素因数の和:94373

約数の個数: 40

約数和(自身を含む): 315863712

約数和(自身を除く): 187557232

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 94343, 188686, 377372, 471715, 754744, 943430, 1509488, 1603831, 1886860, 3207662, 3773720, 6415324, 7547440, 8019155, 12830648, 16038310, 25661296, 32076620, 64153240, 128306480]

約数ペア:

[(1, 128306480), (2, 64153240), (4, 32076620), (5, 25661296), (8, 16038310), (10, 12830648), (16, 8019155), (17, 7547440), (20, 6415324), (34, 3773720), (40, 3207662), (68, 1886860), (80, 1603831), (85, 1509488), (136, 943430), (170, 754744), (272, 471715), (340, 377372), (680, 188686), (1360, 94343)]