630128320

素因数分解:

$2^6\times 5^1\times {\mathrm{31}}^1\times {\mathrm{63521}}^1$

素因数の和:63569

約数の個数: 56

約数和(自身を含む): 1548920448

約数和(自身を除く): 918792128

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 155, 160, 248, 310, 320, 496, 620, 992, 1240, 1984, 2480, 4960, 9920, 63521, 127042, 254084, 317605, 508168, 635210, 1016336, 1270420, 1969151, 2032672, 2540840, 3938302, 4065344, 5081680, 7876604, 9845755, 10163360, 15753208, 19691510, 20326720, 31506416, 39383020, 63012832, 78766040, 126025664, 157532080, 315064160, 630128320]

約数ペア:

[(1, 630128320), (2, 315064160), (4, 157532080), (5, 126025664), (8, 78766040), (10, 63012832), (16, 39383020), (20, 31506416), (31, 20326720), (32, 19691510), (40, 15753208), (62, 10163360), (64, 9845755), (80, 7876604), (124, 5081680), (155, 4065344), (160, 3938302), (248, 2540840), (310, 2032672), (320, 1969151), (496, 1270420), (620, 1016336), (992, 635210), (1240, 508168), (1984, 317605), (2480, 254084), (4960, 127042), (9920, 63521)]