323005280

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{155291}}^1$

素因数の和:155319

約数の個数: 48

約数和(自身を含む): 821805264

約数和(自身を除く): 498799984

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 208, 260, 416, 520, 1040, 2080, 155291, 310582, 621164, 776455, 1242328, 1552910, 2018783, 2484656, 3105820, 4037566, 4969312, 6211640, 8075132, 10093915, 12423280, 16150264, 20187830, 24846560, 32300528, 40375660, 64601056, 80751320, 161502640, 323005280]

約数ペア:

[(1, 323005280), (2, 161502640), (4, 80751320), (5, 64601056), (8, 40375660), (10, 32300528), (13, 24846560), (16, 20187830), (20, 16150264), (26, 12423280), (32, 10093915), (40, 8075132), (52, 6211640), (65, 4969312), (80, 4037566), (104, 3105820), (130, 2484656), (160, 2018783), (208, 1552910), (260, 1242328), (416, 776455), (520, 621164), (1040, 310582), (2080, 155291)]