87186570

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{241}}^1\times {\mathrm{389}}^1$

素因数の和:671

約数の個数: 64

約数和(自身を含む): 217451520

約数和(自身を除く): 130264950

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 31, 62, 93, 155, 186, 241, 310, 389, 465, 482, 723, 778, 930, 1167, 1205, 1446, 1945, 2334, 2410, 3615, 3890, 5835, 7230, 7471, 11670, 12059, 14942, 22413, 24118, 36177, 37355, 44826, 60295, 72354, 74710, 93749, 112065, 120590, 180885, 187498, 224130, 281247, 361770, 468745, 562494, 937490, 1406235, 2812470, 2906219, 5812438, 8718657, 14531095, 17437314, 29062190, 43593285, 87186570]

約数ペア:

[(1, 87186570), (2, 43593285), (3, 29062190), (5, 17437314), (6, 14531095), (10, 8718657), (15, 5812438), (30, 2906219), (31, 2812470), (62, 1406235), (93, 937490), (155, 562494), (186, 468745), (241, 361770), (310, 281247), (389, 224130), (465, 187498), (482, 180885), (723, 120590), (778, 112065), (930, 93749), (1167, 74710), (1205, 72354), (1446, 60295), (1945, 44826), (2334, 37355), (2410, 36177), (3615, 24118), (3890, 22413), (5835, 14942), (7230, 12059), (7471, 11670)]