86298990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{181}}^1\times {\mathrm{691}}^1$

素因数の和:905

約数の個数: 64

約数和(自身を含む): 217631232

約数和(自身を除く): 131332242

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 46, 69, 115, 138, 181, 230, 345, 362, 543, 690, 691, 905, 1086, 1382, 1810, 2073, 2715, 3455, 4146, 4163, 5430, 6910, 8326, 10365, 12489, 15893, 20730, 20815, 24978, 31786, 41630, 47679, 62445, 79465, 95358, 124890, 125071, 158930, 238395, 250142, 375213, 476790, 625355, 750426, 1250710, 1876065, 2876633, 3752130, 5753266, 8629899, 14383165, 17259798, 28766330, 43149495, 86298990]

約数ペア:

[(1, 86298990), (2, 43149495), (3, 28766330), (5, 17259798), (6, 14383165), (10, 8629899), (15, 5753266), (23, 3752130), (30, 2876633), (46, 1876065), (69, 1250710), (115, 750426), (138, 625355), (181, 476790), (230, 375213), (345, 250142), (362, 238395), (543, 158930), (690, 125071), (691, 124890), (905, 95358), (1086, 79465), (1382, 62445), (1810, 47679), (2073, 41630), (2715, 31786), (3455, 24978), (4146, 20815), (4163, 20730), (5430, 15893), (6910, 12489), (8326, 10365)]