318888945700

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{1504903}}^1$

素因数の和:1505093

約数の個数: 72

約数和(自身を含む): 749791329728

約数和(自身を除く): 430902384028

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 163, 260, 325, 326, 650, 652, 815, 1300, 1630, 2119, 3260, 4075, 4238, 8150, 8476, 10595, 16300, 21190, 42380, 52975, 105950, 211900, 1504903, 3009806, 6019612, 7524515, 15049030, 19563739, 30098060, 37622575, 39127478, 75245150, 78254956, 97818695, 150490300, 195637390, 245299189, 391274780, 489093475, 490598378, 978186950, 981196756, 1226495945, 1956373900, 2452991890, 3188889457, 4905983780, 6132479725, 6377778914, 12264959450, 12755557828, 15944447285, 24529918900, 31888894570, 63777789140, 79722236425, 159444472850, 318888945700]

約数ペア:

[(1, 318888945700), (2, 159444472850), (4, 79722236425), (5, 63777789140), (10, 31888894570), (13, 24529918900), (20, 15944447285), (25, 12755557828), (26, 12264959450), (50, 6377778914), (52, 6132479725), (65, 4905983780), (100, 3188889457), (130, 2452991890), (163, 1956373900), (260, 1226495945), (325, 981196756), (326, 978186950), (650, 490598378), (652, 489093475), (815, 391274780), (1300, 245299189), (1630, 195637390), (2119, 150490300), (3260, 97818695), (4075, 78254956), (4238, 75245150), (8150, 39127478), (8476, 37622575), (10595, 30098060), (16300, 19563739), (21190, 15049030), (42380, 7524515), (52975, 6019612), (105950, 3009806), (211900, 1504903)]