684604180

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{49681}}^1$

素因数の和:49756

約数の個数: 48

約数和(自身を含む): 1577502864

約数和(自身を除く): 892898684

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 53, 65, 106, 130, 212, 260, 265, 530, 689, 1060, 1378, 2756, 3445, 6890, 13780, 49681, 99362, 198724, 248405, 496810, 645853, 993620, 1291706, 2583412, 2633093, 3229265, 5266186, 6458530, 10532372, 12917060, 13165465, 26330930, 34230209, 52661860, 68460418, 136920836, 171151045, 342302090, 684604180]

約数ペア:

[(1, 684604180), (2, 342302090), (4, 171151045), (5, 136920836), (10, 68460418), (13, 52661860), (20, 34230209), (26, 26330930), (52, 13165465), (53, 12917060), (65, 10532372), (106, 6458530), (130, 5266186), (212, 3229265), (260, 2633093), (265, 2583412), (530, 1291706), (689, 993620), (1060, 645853), (1378, 496810), (2756, 248405), (3445, 198724), (6890, 99362), (13780, 49681)]