149875700

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{3719}}^1$

素因数の和:3777

約数の個数: 72

約数和(自身を含む): 361643520

約数和(自身を除く): 211767820

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 31, 50, 52, 62, 65, 100, 124, 130, 155, 260, 310, 325, 403, 620, 650, 775, 806, 1300, 1550, 1612, 2015, 3100, 3719, 4030, 7438, 8060, 10075, 14876, 18595, 20150, 37190, 40300, 48347, 74380, 92975, 96694, 115289, 185950, 193388, 230578, 241735, 371900, 461156, 483470, 576445, 966940, 1152890, 1208675, 1498757, 2305780, 2417350, 2882225, 2997514, 4834700, 5764450, 5995028, 7493785, 11528900, 14987570, 29975140, 37468925, 74937850, 149875700]

約数ペア:

[(1, 149875700), (2, 74937850), (4, 37468925), (5, 29975140), (10, 14987570), (13, 11528900), (20, 7493785), (25, 5995028), (26, 5764450), (31, 4834700), (50, 2997514), (52, 2882225), (62, 2417350), (65, 2305780), (100, 1498757), (124, 1208675), (130, 1152890), (155, 966940), (260, 576445), (310, 483470), (325, 461156), (403, 371900), (620, 241735), (650, 230578), (775, 193388), (806, 185950), (1300, 115289), (1550, 96694), (1612, 92975), (2015, 74380), (3100, 48347), (3719, 40300), (4030, 37190), (7438, 20150), (8060, 18595), (10075, 14876)]