784843280

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{461}}^1\times {\mathrm{1637}}^1$

素因数の和:2124

約数の個数: 80

約数和(自身を含む): 1970592624

約数和(自身を除く): 1185749344

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 461, 520, 922, 1040, 1637, 1844, 2305, 3274, 3688, 4610, 5993, 6548, 7376, 8185, 9220, 11986, 13096, 16370, 18440, 21281, 23972, 26192, 29965, 32740, 36880, 42562, 47944, 59930, 65480, 85124, 95888, 106405, 119860, 130960, 170248, 212810, 239720, 340496, 425620, 479440, 754657, 851240, 1509314, 1702480, 3018628, 3773285, 6037256, 7546570, 9810541, 12074512, 15093140, 19621082, 30186280, 39242164, 49052705, 60372560, 78484328, 98105410, 156968656, 196210820, 392421640, 784843280]

約数ペア:

[(1, 784843280), (2, 392421640), (4, 196210820), (5, 156968656), (8, 98105410), (10, 78484328), (13, 60372560), (16, 49052705), (20, 39242164), (26, 30186280), (40, 19621082), (52, 15093140), (65, 12074512), (80, 9810541), (104, 7546570), (130, 6037256), (208, 3773285), (260, 3018628), (461, 1702480), (520, 1509314), (922, 851240), (1040, 754657), (1637, 479440), (1844, 425620), (2305, 340496), (3274, 239720), (3688, 212810), (4610, 170248), (5993, 130960), (6548, 119860), (7376, 106405), (8185, 95888), (9220, 85124), (11986, 65480), (13096, 59930), (16370, 47944), (18440, 42562), (21281, 36880), (23972, 32740), (26192, 29965)]