64606240

素因数分解:

$2^5\times 5^1\times {\mathrm{233}}^1\times {\mathrm{1733}}^1$

素因数の和:1981

約数の個数: 48

約数和(自身を含む): 153375768

約数和(自身を除く): 88769528

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 233, 466, 932, 1165, 1733, 1864, 2330, 3466, 3728, 4660, 6932, 7456, 8665, 9320, 13864, 17330, 18640, 27728, 34660, 37280, 55456, 69320, 138640, 277280, 403789, 807578, 1615156, 2018945, 3230312, 4037890, 6460624, 8075780, 12921248, 16151560, 32303120, 64606240]

約数ペア:

[(1, 64606240), (2, 32303120), (4, 16151560), (5, 12921248), (8, 8075780), (10, 6460624), (16, 4037890), (20, 3230312), (32, 2018945), (40, 1615156), (80, 807578), (160, 403789), (233, 277280), (466, 138640), (932, 69320), (1165, 55456), (1733, 37280), (1864, 34660), (2330, 27728), (3466, 18640), (3728, 17330), (4660, 13864), (6932, 9320), (7456, 8665)]