79709750

素因数分解:

$2^1\times 5^3\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{173}}^1$

素因数の和:306

約数の個数: 64

約数和(自身を含む): 159606720

約数和(自身を除く): 79896970

約数列:

[1, 2, 5, 10, 19, 25, 38, 50, 95, 97, 125, 173, 190, 194, 250, 346, 475, 485, 865, 950, 970, 1730, 1843, 2375, 2425, 3287, 3686, 4325, 4750, 4850, 6574, 8650, 9215, 12125, 16435, 16781, 18430, 21625, 24250, 32870, 33562, 43250, 46075, 82175, 83905, 92150, 164350, 167810, 230375, 318839, 410875, 419525, 460750, 637678, 821750, 839050, 1594195, 2097625, 3188390, 4195250, 7970975, 15941950, 39854875, 79709750]

約数ペア:

[(1, 79709750), (2, 39854875), (5, 15941950), (10, 7970975), (19, 4195250), (25, 3188390), (38, 2097625), (50, 1594195), (95, 839050), (97, 821750), (125, 637678), (173, 460750), (190, 419525), (194, 410875), (250, 318839), (346, 230375), (475, 167810), (485, 164350), (865, 92150), (950, 83905), (970, 82175), (1730, 46075), (1843, 43250), (2375, 33562), (2425, 32870), (3287, 24250), (3686, 21625), (4325, 18430), (4750, 16781), (4850, 16435), (6574, 12125), (8650, 9215)]