140254850

素因数分解:

$2^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{2207}}^1$

素因数の和:2291

約数の個数: 48

約数和(自身を含む): 275982336

約数和(自身を除く): 135727486

約数列:

[1, 2, 5, 10, 25, 31, 41, 50, 62, 82, 155, 205, 310, 410, 775, 1025, 1271, 1550, 2050, 2207, 2542, 4414, 6355, 11035, 12710, 22070, 31775, 55175, 63550, 68417, 90487, 110350, 136834, 180974, 342085, 452435, 684170, 904870, 1710425, 2262175, 2805097, 3420850, 4524350, 5610194, 14025485, 28050970, 70127425, 140254850]

約数ペア:

[(1, 140254850), (2, 70127425), (5, 28050970), (10, 14025485), (25, 5610194), (31, 4524350), (41, 3420850), (50, 2805097), (62, 2262175), (82, 1710425), (155, 904870), (205, 684170), (310, 452435), (410, 342085), (775, 180974), (1025, 136834), (1271, 110350), (1550, 90487), (2050, 68417), (2207, 63550), (2542, 55175), (4414, 31775), (6355, 22070), (11035, 12710)]