83875280

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{61673}}^1$

素因数の和:61703

約数の個数: 40

約数和(自身を含む): 206484552

約数和(自身を除く): 122609272

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 61673, 123346, 246692, 308365, 493384, 616730, 986768, 1048441, 1233460, 2096882, 2466920, 4193764, 4933840, 5242205, 8387528, 10484410, 16775056, 20968820, 41937640, 83875280]

約数ペア:

[(1, 83875280), (2, 41937640), (4, 20968820), (5, 16775056), (8, 10484410), (10, 8387528), (16, 5242205), (17, 4933840), (20, 4193764), (34, 2466920), (40, 2096882), (68, 1233460), (80, 1048441), (85, 986768), (136, 616730), (170, 493384), (272, 308365), (340, 246692), (680, 123346), (1360, 61673)]