83875825

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{149}}^1$

素因数の和:282

約数の個数: 48

約数和(自身を含む): 120528000

約数和(自身を除く): 36652175

約数列:

[1, 5, 11, 23, 25, 55, 89, 115, 149, 253, 275, 445, 575, 745, 979, 1265, 1639, 2047, 2225, 3427, 3725, 4895, 6325, 8195, 10235, 13261, 17135, 22517, 24475, 37697, 40975, 51175, 66305, 85675, 112585, 145871, 188485, 305003, 331525, 562925, 729355, 942425, 1525015, 3355033, 3646775, 7625075, 16775165, 83875825]

約数ペア:

[(1, 83875825), (5, 16775165), (11, 7625075), (23, 3646775), (25, 3355033), (55, 1525015), (89, 942425), (115, 729355), (149, 562925), (253, 331525), (275, 305003), (445, 188485), (575, 145871), (745, 112585), (979, 85675), (1265, 66305), (1639, 51175), (2047, 40975), (2225, 37697), (3427, 24475), (3725, 22517), (4895, 17135), (6325, 13261), (8195, 10235)]