248962500

素因数分解:

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

素因数の和:2248

約数の個数: 108

約数和(自身を含む): 786957444

約数和(自身を除く): 537994944

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 45, 50, 60, 75, 90, 100, 125, 150, 180, 225, 250, 300, 375, 450, 500, 625, 750, 900, 1125, 1250, 1500, 1875, 2213, 2250, 2500, 3125, 3750, 4426, 4500, 5625, 6250, 6639, 7500, 8852, 9375, 11065, 11250, 12500, 13278, 18750, 19917, 22130, 22500, 26556, 28125, 33195, 37500, 39834, 44260, 55325, 56250, 66390, 79668, 99585, 110650, 112500, 132780, 165975, 199170, 221300, 276625, 331950, 398340, 497925, 553250, 663900, 829875, 995850, 1106500, 1383125, 1659750, 1991700, 2489625, 2766250, 3319500, 4149375, 4979250, 5532500, 6915625, 8298750, 9958500, 12448125, 13831250, 16597500, 20746875, 24896250, 27662500, 41493750, 49792500, 62240625, 82987500, 124481250, 248962500]

約数ペア:

[(1, 248962500), (2, 124481250), (3, 82987500), (4, 62240625), (5, 49792500), (6, 41493750), (9, 27662500), (10, 24896250), (12, 20746875), (15, 16597500), (18, 13831250), (20, 12448125), (25, 9958500), (30, 8298750), (36, 6915625), (45, 5532500), (50, 4979250), (60, 4149375), (75, 3319500), (90, 2766250), (100, 2489625), (125, 1991700), (150, 1659750), (180, 1383125), (225, 1106500), (250, 995850), (300, 829875), (375, 663900), (450, 553250), (500, 497925), (625, 398340), (750, 331950), (900, 276625), (1125, 221300), (1250, 199170), (1500, 165975), (1875, 132780), (2213, 112500), (2250, 110650), (2500, 99585), (3125, 79668), (3750, 66390), (4426, 56250), (4500, 55325), (5625, 44260), (6250, 39834), (6639, 37500), (7500, 33195), (8852, 28125), (9375, 26556), (11065, 22500), (11250, 22130), (12500, 19917), (13278, 18750)]