72407200

素因数分解:

$2^5\times 5^2\times {\mathrm{29}}^1\times {\mathrm{3121}}^1$

素因数の和:3170

約数の個数: 72

約数和(自身を含む): 182917980

約数和(自身を除く): 110510780

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 29, 32, 40, 50, 58, 80, 100, 116, 145, 160, 200, 232, 290, 400, 464, 580, 725, 800, 928, 1160, 1450, 2320, 2900, 3121, 4640, 5800, 6242, 11600, 12484, 15605, 23200, 24968, 31210, 49936, 62420, 78025, 90509, 99872, 124840, 156050, 181018, 249680, 312100, 362036, 452545, 499360, 624200, 724072, 905090, 1248400, 1448144, 1810180, 2262725, 2496800, 2896288, 3620360, 4525450, 7240720, 9050900, 14481440, 18101800, 36203600, 72407200]

約数ペア:

[(1, 72407200), (2, 36203600), (4, 18101800), (5, 14481440), (8, 9050900), (10, 7240720), (16, 4525450), (20, 3620360), (25, 2896288), (29, 2496800), (32, 2262725), (40, 1810180), (50, 1448144), (58, 1248400), (80, 905090), (100, 724072), (116, 624200), (145, 499360), (160, 452545), (200, 362036), (232, 312100), (290, 249680), (400, 181018), (464, 156050), (580, 124840), (725, 99872), (800, 90509), (928, 78025), (1160, 62420), (1450, 49936), (2320, 31210), (2900, 24968), (3121, 23200), (4640, 15605), (5800, 12484), (6242, 11600)]