427225760

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{205397}}^1$

素因数の和:205425

約数の個数: 48

約数和(自身を含む): 1086966216

約数和(自身を除く): 659740456

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, 205397, 410794, 821588, 1026985, 1643176, 2053970, 2670161, 3286352, 4107940, 5340322, 6572704, 8215880, 10680644, 13350805, 16431760, 21361288, 26701610, 32863520, 42722576, 53403220, 85445152, 106806440, 213612880, 427225760]

約数ペア:

[(1, 427225760), (2, 213612880), (4, 106806440), (5, 85445152), (8, 53403220), (10, 42722576), (13, 32863520), (16, 26701610), (20, 21361288), (26, 16431760), (32, 13350805), (40, 10680644), (52, 8215880), (65, 6572704), (80, 5340322), (104, 4107940), (130, 3286352), (160, 2670161), (208, 2053970), (260, 1643176), (416, 1026985), (520, 821588), (1040, 410794), (2080, 205397)]