15535000

素因数分解:

$2^3\times 5^4\times {\mathrm{13}}^1\times {\mathrm{239}}^1$

素因数の和:278

約数の個数: 80

約数和(自身を含む): 39362400

約数和(自身を除く): 23827400

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 40, 50, 52, 65, 100, 104, 125, 130, 200, 239, 250, 260, 325, 478, 500, 520, 625, 650, 956, 1000, 1195, 1250, 1300, 1625, 1912, 2390, 2500, 2600, 3107, 3250, 4780, 5000, 5975, 6214, 6500, 8125, 9560, 11950, 12428, 13000, 15535, 16250, 23900, 24856, 29875, 31070, 32500, 47800, 59750, 62140, 65000, 77675, 119500, 124280, 149375, 155350, 239000, 298750, 310700, 388375, 597500, 621400, 776750, 1195000, 1553500, 1941875, 3107000, 3883750, 7767500, 15535000]

約数ペア:

[(1, 15535000), (2, 7767500), (4, 3883750), (5, 3107000), (8, 1941875), (10, 1553500), (13, 1195000), (20, 776750), (25, 621400), (26, 597500), (40, 388375), (50, 310700), (52, 298750), (65, 239000), (100, 155350), (104, 149375), (125, 124280), (130, 119500), (200, 77675), (239, 65000), (250, 62140), (260, 59750), (325, 47800), (478, 32500), (500, 31070), (520, 29875), (625, 24856), (650, 23900), (956, 16250), (1000, 15535), (1195, 13000), (1250, 12428), (1300, 11950), (1625, 9560), (1912, 8125), (2390, 6500), (2500, 6214), (2600, 5975), (3107, 5000), (3250, 4780)]