64055000

素因数分解:

$2^3\times 5^4\times {\mathrm{23}}^1\times {\mathrm{557}}^1$

素因数の和:606

約数の個数: 80

約数和(自身を含む): 156887280

約数和(自身を除く): 92832280

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 25, 40, 46, 50, 92, 100, 115, 125, 184, 200, 230, 250, 460, 500, 557, 575, 625, 920, 1000, 1114, 1150, 1250, 2228, 2300, 2500, 2785, 2875, 4456, 4600, 5000, 5570, 5750, 11140, 11500, 12811, 13925, 14375, 22280, 23000, 25622, 27850, 28750, 51244, 55700, 57500, 64055, 69625, 102488, 111400, 115000, 128110, 139250, 256220, 278500, 320275, 348125, 512440, 557000, 640550, 696250, 1281100, 1392500, 1601375, 2562200, 2785000, 3202750, 6405500, 8006875, 12811000, 16013750, 32027500, 64055000]

約数ペア:

[(1, 64055000), (2, 32027500), (4, 16013750), (5, 12811000), (8, 8006875), (10, 6405500), (20, 3202750), (23, 2785000), (25, 2562200), (40, 1601375), (46, 1392500), (50, 1281100), (92, 696250), (100, 640550), (115, 557000), (125, 512440), (184, 348125), (200, 320275), (230, 278500), (250, 256220), (460, 139250), (500, 128110), (557, 115000), (575, 111400), (625, 102488), (920, 69625), (1000, 64055), (1114, 57500), (1150, 55700), (1250, 51244), (2228, 28750), (2300, 27850), (2500, 25622), (2785, 23000), (2875, 22280), (4456, 14375), (4600, 13925), (5000, 12811), (5570, 11500), (5750, 11140)]