9906640550

素因数分解:

$2^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{63281}}^1$

素因数の和:63425

約数の個数: 48

約数和(自身を含む): 19209377664

約数和(自身を除く): 9302737114

約数列:

[1, 2, 5, 10, 25, 31, 50, 62, 101, 155, 202, 310, 505, 775, 1010, 1550, 2525, 3131, 5050, 6262, 15655, 31310, 63281, 78275, 126562, 156550, 316405, 632810, 1582025, 1961711, 3164050, 3923422, 6391381, 9808555, 12782762, 19617110, 31956905, 49042775, 63913810, 98085550, 159784525, 198132811, 319569050, 396265622, 990664055, 1981328110, 4953320275, 9906640550]

約数ペア:

[(1, 9906640550), (2, 4953320275), (5, 1981328110), (10, 990664055), (25, 396265622), (31, 319569050), (50, 198132811), (62, 159784525), (101, 98085550), (155, 63913810), (202, 49042775), (310, 31956905), (505, 19617110), (775, 12782762), (1010, 9808555), (1550, 6391381), (2525, 3923422), (3131, 3164050), (5050, 1961711), (6262, 1582025), (15655, 632810), (31310, 316405), (63281, 156550), (78275, 126562)]