67456700

素因数分解:

$2^2\times 5^2\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{211}}^1$

素因数の和:387

約数の個数: 72

約数和(自身を含む): 154573440

約数和(自身を除く): 87116740

約数列:

[1, 2, 4, 5, 10, 20, 23, 25, 46, 50, 92, 100, 115, 139, 211, 230, 278, 422, 460, 556, 575, 695, 844, 1055, 1150, 1390, 2110, 2300, 2780, 3197, 3475, 4220, 4853, 5275, 6394, 6950, 9706, 10550, 12788, 13900, 15985, 19412, 21100, 24265, 29329, 31970, 48530, 58658, 63940, 79925, 97060, 117316, 121325, 146645, 159850, 242650, 293290, 319700, 485300, 586580, 674567, 733225, 1349134, 1466450, 2698268, 2932900, 3372835, 6745670, 13491340, 16864175, 33728350, 67456700]

約数ペア:

[(1, 67456700), (2, 33728350), (4, 16864175), (5, 13491340), (10, 6745670), (20, 3372835), (23, 2932900), (25, 2698268), (46, 1466450), (50, 1349134), (92, 733225), (100, 674567), (115, 586580), (139, 485300), (211, 319700), (230, 293290), (278, 242650), (422, 159850), (460, 146645), (556, 121325), (575, 117316), (695, 97060), (844, 79925), (1055, 63940), (1150, 58658), (1390, 48530), (2110, 31970), (2300, 29329), (2780, 24265), (3197, 21100), (3475, 19412), (4220, 15985), (4853, 13900), (5275, 12788), (6394, 10550), (6950, 9706)]