161036240

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{118409}}^1$

素因数の和:118439

約数の個数: 40

約数和(自身を含む): 396436680

約数和(自身を除く): 235400440

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 118409, 236818, 473636, 592045, 947272, 1184090, 1894544, 2012953, 2368180, 4025906, 4736360, 8051812, 9472720, 10064765, 16103624, 20129530, 32207248, 40259060, 80518120, 161036240]

約数ペア:

[(1, 161036240), (2, 80518120), (4, 40259060), (5, 32207248), (8, 20129530), (10, 16103624), (16, 10064765), (17, 9472720), (20, 8051812), (34, 4736360), (40, 4025906), (68, 2368180), (80, 2012953), (85, 1894544), (136, 1184090), (170, 947272), (272, 592045), (340, 473636), (680, 236818), (1360, 118409)]