401099500

素因数分解:

$2^2\times 5^3\times {\mathrm{19}}^1\times {\mathrm{42221}}^1$

素因数の和:42259

約数の個数: 48

約数和(自身を含む): 922128480

約数和(自身を除く): 521028980

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 95, 100, 125, 190, 250, 380, 475, 500, 950, 1900, 2375, 4750, 9500, 42221, 84442, 168884, 211105, 422210, 802199, 844420, 1055525, 1604398, 2111050, 3208796, 4010995, 4222100, 5277625, 8021990, 10555250, 16043980, 20054975, 21110500, 40109950, 80219900, 100274875, 200549750, 401099500]

約数ペア:

[(1, 401099500), (2, 200549750), (4, 100274875), (5, 80219900), (10, 40109950), (19, 21110500), (20, 20054975), (25, 16043980), (38, 10555250), (50, 8021990), (76, 5277625), (95, 4222100), (100, 4010995), (125, 3208796), (190, 2111050), (250, 1604398), (380, 1055525), (475, 844420), (500, 802199), (950, 422210), (1900, 211105), (2375, 168884), (4750, 84442), (9500, 42221)]