38749880

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{1733}}^1$

素因数の和:1800

約数の個数: 64

約数和(自身を含む): 96132960

約数和(自身を除く): 57383080

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 43, 52, 65, 86, 104, 130, 172, 215, 260, 344, 430, 520, 559, 860, 1118, 1720, 1733, 2236, 2795, 3466, 4472, 5590, 6932, 8665, 11180, 13864, 17330, 22360, 22529, 34660, 45058, 69320, 74519, 90116, 112645, 149038, 180232, 225290, 298076, 372595, 450580, 596152, 745190, 901160, 968747, 1490380, 1937494, 2980760, 3874988, 4843735, 7749976, 9687470, 19374940, 38749880]

約数ペア:

[(1, 38749880), (2, 19374940), (4, 9687470), (5, 7749976), (8, 4843735), (10, 3874988), (13, 2980760), (20, 1937494), (26, 1490380), (40, 968747), (43, 901160), (52, 745190), (65, 596152), (86, 450580), (104, 372595), (130, 298076), (172, 225290), (215, 180232), (260, 149038), (344, 112645), (430, 90116), (520, 74519), (559, 69320), (860, 45058), (1118, 34660), (1720, 22529), (1733, 22360), (2236, 17330), (2795, 13864), (3466, 11180), (4472, 8665), (5590, 6932)]