18580950

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{157}}^1\times {\mathrm{263}}^1$

素因数の和:438

約数の個数: 72

約数和(自身を含む): 50429808

約数和(自身を除く): 31848858

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 45, 50, 75, 90, 150, 157, 225, 263, 314, 450, 471, 526, 785, 789, 942, 1315, 1413, 1570, 1578, 2355, 2367, 2630, 2826, 3925, 3945, 4710, 4734, 6575, 7065, 7850, 7890, 11775, 11835, 13150, 14130, 19725, 23550, 23670, 35325, 39450, 41291, 59175, 70650, 82582, 118350, 123873, 206455, 247746, 371619, 412910, 619365, 743238, 1032275, 1238730, 1858095, 2064550, 3096825, 3716190, 6193650, 9290475, 18580950]

約数ペア:

[(1, 18580950), (2, 9290475), (3, 6193650), (5, 3716190), (6, 3096825), (9, 2064550), (10, 1858095), (15, 1238730), (18, 1032275), (25, 743238), (30, 619365), (45, 412910), (50, 371619), (75, 247746), (90, 206455), (150, 123873), (157, 118350), (225, 82582), (263, 70650), (314, 59175), (450, 41291), (471, 39450), (526, 35325), (785, 23670), (789, 23550), (942, 19725), (1315, 14130), (1413, 13150), (1570, 11835), (1578, 11775), (2355, 7890), (2367, 7850), (2630, 7065), (2826, 6575), (3925, 4734), (3945, 4710)]