31658250

素因数分解:

$2^1\times 3^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{191}}^1$

素因数の和:241

約数の個数: 128

約数和(自身を含む): 90574848

約数和(自身を除く): 58916598

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 17, 25, 26, 30, 34, 39, 50, 51, 65, 75, 78, 85, 102, 125, 130, 150, 170, 191, 195, 221, 250, 255, 325, 375, 382, 390, 425, 442, 510, 573, 650, 663, 750, 850, 955, 975, 1105, 1146, 1275, 1326, 1625, 1910, 1950, 2125, 2210, 2483, 2550, 2865, 3247, 3250, 3315, 4250, 4775, 4875, 4966, 5525, 5730, 6375, 6494, 6630, 7449, 9550, 9741, 9750, 11050, 12415, 12750, 14325, 14898, 16235, 16575, 19482, 23875, 24830, 27625, 28650, 32470, 33150, 37245, 42211, 47750, 48705, 55250, 62075, 71625, 74490, 81175, 82875, 84422, 97410, 124150, 126633, 143250, 162350, 165750, 186225, 211055, 243525, 253266, 310375, 372450, 405875, 422110, 487050, 620750, 633165, 811750, 931125, 1055275, 1217625, 1266330, 1862250, 2110550, 2435250, 3165825, 5276375, 6331650, 10552750, 15829125, 31658250]

約数ペア:

[(1, 31658250), (2, 15829125), (3, 10552750), (5, 6331650), (6, 5276375), (10, 3165825), (13, 2435250), (15, 2110550), (17, 1862250), (25, 1266330), (26, 1217625), (30, 1055275), (34, 931125), (39, 811750), (50, 633165), (51, 620750), (65, 487050), (75, 422110), (78, 405875), (85, 372450), (102, 310375), (125, 253266), (130, 243525), (150, 211055), (170, 186225), (191, 165750), (195, 162350), (221, 143250), (250, 126633), (255, 124150), (325, 97410), (375, 84422), (382, 82875), (390, 81175), (425, 74490), (442, 71625), (510, 62075), (573, 55250), (650, 48705), (663, 47750), (750, 42211), (850, 37245), (955, 33150), (975, 32470), (1105, 28650), (1146, 27625), (1275, 24830), (1326, 23875), (1625, 19482), (1910, 16575), (1950, 16235), (2125, 14898), (2210, 14325), (2483, 12750), (2550, 12415), (2865, 11050), (3247, 9750), (3250, 9741), (3315, 9550), (4250, 7449), (4775, 6630), (4875, 6494), (4966, 6375), (5525, 5730)]