851932475

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{101}}^1\times {\mathrm{223}}^1$

素因数の和:440

約数の個数: 48

約数和(自身を含む): 1147426560

約数和(自身を除く): 295494085

約数列:

[1, 5, 17, 25, 85, 89, 101, 223, 425, 445, 505, 1115, 1513, 1717, 2225, 2525, 3791, 5575, 7565, 8585, 8989, 18955, 19847, 22523, 37825, 42925, 44945, 94775, 99235, 112615, 152813, 224725, 337399, 382891, 496175, 563075, 764065, 1686995, 1914455, 2004547, 3820325, 8434975, 9572275, 10022735, 34077299, 50113675, 170386495, 851932475]

約数ペア:

[(1, 851932475), (5, 170386495), (17, 50113675), (25, 34077299), (85, 10022735), (89, 9572275), (101, 8434975), (223, 3820325), (425, 2004547), (445, 1914455), (505, 1686995), (1115, 764065), (1513, 563075), (1717, 496175), (2225, 382891), (2525, 337399), (3791, 224725), (5575, 152813), (7565, 112615), (8585, 99235), (8989, 94775), (18955, 44945), (19847, 42925), (22523, 37825)]