82987500

素因数分解:

$2^2\times 3^1\times 5^5\times {\mathrm{2213}}^1$

素因数の和:2245

約数の個数: 72

約数和(自身を含む): 242140752

約数和(自身を除く): 159153252

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 100, 125, 150, 250, 300, 375, 500, 625, 750, 1250, 1500, 1875, 2213, 2500, 3125, 3750, 4426, 6250, 6639, 7500, 8852, 9375, 11065, 12500, 13278, 18750, 22130, 26556, 33195, 37500, 44260, 55325, 66390, 110650, 132780, 165975, 221300, 276625, 331950, 553250, 663900, 829875, 1106500, 1383125, 1659750, 2766250, 3319500, 4149375, 5532500, 6915625, 8298750, 13831250, 16597500, 20746875, 27662500, 41493750, 82987500]

約数ペア:

[(1, 82987500), (2, 41493750), (3, 27662500), (4, 20746875), (5, 16597500), (6, 13831250), (10, 8298750), (12, 6915625), (15, 5532500), (20, 4149375), (25, 3319500), (30, 2766250), (50, 1659750), (60, 1383125), (75, 1106500), (100, 829875), (125, 663900), (150, 553250), (250, 331950), (300, 276625), (375, 221300), (500, 165975), (625, 132780), (750, 110650), (1250, 66390), (1500, 55325), (1875, 44260), (2213, 37500), (2500, 33195), (3125, 26556), (3750, 22130), (4426, 18750), (6250, 13278), (6639, 12500), (7500, 11065), (8852, 9375)]