128110000

素因数分解:

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

素因数の和:608

約数の個数: 100

約数和(自身を含む): 324233712

約数和(自身を除く): 196123712

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 25, 40, 46, 50, 80, 92, 100, 115, 125, 184, 200, 230, 250, 368, 400, 460, 500, 557, 575, 625, 920, 1000, 1114, 1150, 1250, 1840, 2000, 2228, 2300, 2500, 2785, 2875, 4456, 4600, 5000, 5570, 5750, 8912, 9200, 10000, 11140, 11500, 12811, 13925, 14375, 22280, 23000, 25622, 27850, 28750, 44560, 46000, 51244, 55700, 57500, 64055, 69625, 102488, 111400, 115000, 128110, 139250, 204976, 222800, 230000, 256220, 278500, 320275, 348125, 512440, 557000, 640550, 696250, 1024880, 1114000, 1281100, 1392500, 1601375, 2562200, 2785000, 3202750, 5124400, 5570000, 6405500, 8006875, 12811000, 16013750, 25622000, 32027500, 64055000, 128110000]

約数ペア:

[(1, 128110000), (2, 64055000), (4, 32027500), (5, 25622000), (8, 16013750), (10, 12811000), (16, 8006875), (20, 6405500), (23, 5570000), (25, 5124400), (40, 3202750), (46, 2785000), (50, 2562200), (80, 1601375), (92, 1392500), (100, 1281100), (115, 1114000), (125, 1024880), (184, 696250), (200, 640550), (230, 557000), (250, 512440), (368, 348125), (400, 320275), (460, 278500), (500, 256220), (557, 230000), (575, 222800), (625, 204976), (920, 139250), (1000, 128110), (1114, 115000), (1150, 111400), (1250, 102488), (1840, 69625), (2000, 64055), (2228, 57500), (2300, 55700), (2500, 51244), (2785, 46000), (2875, 44560), (4456, 28750), (4600, 27850), (5000, 25622), (5570, 23000), (5750, 22280), (8912, 14375), (9200, 13925), (10000, 12811), (11140, 11500)]