172275440

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{991}}^1$

素因数の和:1098

約数の個数: 80

約数和(自身を含む): 418473216

約数和(自身を除く): 246197776

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 53, 80, 82, 106, 164, 205, 212, 265, 328, 410, 424, 530, 656, 820, 848, 991, 1060, 1640, 1982, 2120, 2173, 3280, 3964, 4240, 4346, 4955, 7928, 8692, 9910, 10865, 15856, 17384, 19820, 21730, 34768, 39640, 40631, 43460, 52523, 79280, 81262, 86920, 105046, 162524, 173840, 203155, 210092, 262615, 325048, 406310, 420184, 525230, 650096, 812620, 840368, 1050460, 1625240, 2100920, 2153443, 3250480, 4201840, 4306886, 8613772, 10767215, 17227544, 21534430, 34455088, 43068860, 86137720, 172275440]

約数ペア:

[(1, 172275440), (2, 86137720), (4, 43068860), (5, 34455088), (8, 21534430), (10, 17227544), (16, 10767215), (20, 8613772), (40, 4306886), (41, 4201840), (53, 3250480), (80, 2153443), (82, 2100920), (106, 1625240), (164, 1050460), (205, 840368), (212, 812620), (265, 650096), (328, 525230), (410, 420184), (424, 406310), (530, 325048), (656, 262615), (820, 210092), (848, 203155), (991, 173840), (1060, 162524), (1640, 105046), (1982, 86920), (2120, 81262), (2173, 79280), (3280, 52523), (3964, 43460), (4240, 40631), (4346, 39640), (4955, 34768), (7928, 21730), (8692, 19820), (9910, 17384), (10865, 15856)]