1553500

素因数分解:

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

素因数の和:271

約数の個数: 48

約数和(自身を含む): 3669120

約数和(自身を除く): 2115620

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 125, 130, 239, 250, 260, 325, 478, 500, 650, 956, 1195, 1300, 1625, 2390, 3107, 3250, 4780, 5975, 6214, 6500, 11950, 12428, 15535, 23900, 29875, 31070, 59750, 62140, 77675, 119500, 155350, 310700, 388375, 776750, 1553500]

約数ペア:

[(1, 1553500), (2, 776750), (4, 388375), (5, 310700), (10, 155350), (13, 119500), (20, 77675), (25, 62140), (26, 59750), (50, 31070), (52, 29875), (65, 23900), (100, 15535), (125, 12428), (130, 11950), (239, 6500), (250, 6214), (260, 5975), (325, 4780), (478, 3250), (500, 3107), (650, 2390), (956, 1625), (1195, 1300)]