817264240

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{14827}}^1$

素因数の和:14906

約数の個数: 80

約数和(自身を含む): 2085054048

約数和(自身を除く): 1267789808

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 53, 65, 80, 104, 106, 130, 208, 212, 260, 265, 424, 520, 530, 689, 848, 1040, 1060, 1378, 2120, 2756, 3445, 4240, 5512, 6890, 11024, 13780, 14827, 27560, 29654, 55120, 59308, 74135, 118616, 148270, 192751, 237232, 296540, 385502, 593080, 771004, 785831, 963755, 1186160, 1542008, 1571662, 1927510, 3084016, 3143324, 3855020, 3929155, 6286648, 7710040, 7858310, 10215803, 12573296, 15420080, 15716620, 20431606, 31433240, 40863212, 51079015, 62866480, 81726424, 102158030, 163452848, 204316060, 408632120, 817264240]

約数ペア:

[(1, 817264240), (2, 408632120), (4, 204316060), (5, 163452848), (8, 102158030), (10, 81726424), (13, 62866480), (16, 51079015), (20, 40863212), (26, 31433240), (40, 20431606), (52, 15716620), (53, 15420080), (65, 12573296), (80, 10215803), (104, 7858310), (106, 7710040), (130, 6286648), (208, 3929155), (212, 3855020), (260, 3143324), (265, 3084016), (424, 1927510), (520, 1571662), (530, 1542008), (689, 1186160), (848, 963755), (1040, 785831), (1060, 771004), (1378, 593080), (2120, 385502), (2756, 296540), (3445, 237232), (4240, 192751), (5512, 148270), (6890, 118616), (11024, 74135), (13780, 59308), (14827, 55120), (27560, 29654)]