814882900

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{626833}}^1$

素因数の和:626860

約数の個数: 36

約数和(自身を含む): 1904321692

約数和(自身を除く): 1089438792

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 260, 325, 650, 1300, 626833, 1253666, 2507332, 3134165, 6268330, 8148829, 12536660, 15670825, 16297658, 31341650, 32595316, 40744145, 62683300, 81488290, 162976580, 203720725, 407441450, 814882900]

約数ペア:

[(1, 814882900), (2, 407441450), (4, 203720725), (5, 162976580), (10, 81488290), (13, 62683300), (20, 40744145), (25, 32595316), (26, 31341650), (50, 16297658), (52, 15670825), (65, 12536660), (100, 8148829), (130, 6268330), (260, 3134165), (325, 2507332), (650, 1253666), (1300, 626833)]