20251250

素因数分解:

$2^1\times 5^4\times {\mathrm{17}}^1\times {\mathrm{953}}^1$

素因数の和:992

約数の個数: 40

約数和(自身を含む): 40233996

約数和(自身を除く): 19982746

約数列:

[1, 2, 5, 10, 17, 25, 34, 50, 85, 125, 170, 250, 425, 625, 850, 953, 1250, 1906, 2125, 4250, 4765, 9530, 10625, 16201, 21250, 23825, 32402, 47650, 81005, 119125, 162010, 238250, 405025, 595625, 810050, 1191250, 2025125, 4050250, 10125625, 20251250]

約数ペア:

[(1, 20251250), (2, 10125625), (5, 4050250), (10, 2025125), (17, 1191250), (25, 810050), (34, 595625), (50, 405025), (85, 238250), (125, 162010), (170, 119125), (250, 81005), (425, 47650), (625, 32402), (850, 23825), (953, 21250), (1250, 16201), (1906, 10625), (2125, 9530), (4250, 4765)]