28783500

素因数分解:

$2^2\times 3^1\times 5^3\times {\mathrm{31}}^1\times {\mathrm{619}}^1$

素因数の和:672

約数の個数: 96

約数和(自身を含む): 86661120

約数和(自身を除く): 57877620

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 31, 50, 60, 62, 75, 93, 100, 124, 125, 150, 155, 186, 250, 300, 310, 372, 375, 465, 500, 619, 620, 750, 775, 930, 1238, 1500, 1550, 1857, 1860, 2325, 2476, 3095, 3100, 3714, 3875, 4650, 6190, 7428, 7750, 9285, 9300, 11625, 12380, 15475, 15500, 18570, 19189, 23250, 30950, 37140, 38378, 46425, 46500, 57567, 61900, 76756, 77375, 92850, 95945, 115134, 154750, 185700, 191890, 230268, 232125, 287835, 309500, 383780, 464250, 479725, 575670, 928500, 959450, 1151340, 1439175, 1918900, 2398625, 2878350, 4797250, 5756700, 7195875, 9594500, 14391750, 28783500]

約数ペア:

[(1, 28783500), (2, 14391750), (3, 9594500), (4, 7195875), (5, 5756700), (6, 4797250), (10, 2878350), (12, 2398625), (15, 1918900), (20, 1439175), (25, 1151340), (30, 959450), (31, 928500), (50, 575670), (60, 479725), (62, 464250), (75, 383780), (93, 309500), (100, 287835), (124, 232125), (125, 230268), (150, 191890), (155, 185700), (186, 154750), (250, 115134), (300, 95945), (310, 92850), (372, 77375), (375, 76756), (465, 61900), (500, 57567), (619, 46500), (620, 46425), (750, 38378), (775, 37140), (930, 30950), (1238, 23250), (1500, 19189), (1550, 18570), (1857, 15500), (1860, 15475), (2325, 12380), (2476, 11625), (3095, 9300), (3100, 9285), (3714, 7750), (3875, 7428), (4650, 6190)]