398455630

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{97}}^1\times {\mathrm{233}}^1$

素因数の和:421

約数の個数: 64

約数和(自身を含む): 762810048

約数和(自身を除く): 364354418

約数列:

[1, 2, 5, 10, 41, 43, 82, 86, 97, 194, 205, 215, 233, 410, 430, 466, 485, 970, 1165, 1763, 2330, 3526, 3977, 4171, 7954, 8342, 8815, 9553, 10019, 17630, 19106, 19885, 20038, 20855, 22601, 39770, 41710, 45202, 47765, 50095, 95530, 100190, 113005, 171011, 226010, 342022, 410779, 821558, 855055, 926641, 971843, 1710110, 1853282, 1943686, 2053895, 4107790, 4633205, 4859215, 9266410, 9718430, 39845563, 79691126, 199227815, 398455630]

約数ペア:

[(1, 398455630), (2, 199227815), (5, 79691126), (10, 39845563), (41, 9718430), (43, 9266410), (82, 4859215), (86, 4633205), (97, 4107790), (194, 2053895), (205, 1943686), (215, 1853282), (233, 1710110), (410, 971843), (430, 926641), (466, 855055), (485, 821558), (970, 410779), (1165, 342022), (1763, 226010), (2330, 171011), (3526, 113005), (3977, 100190), (4171, 95530), (7954, 50095), (8342, 47765), (8815, 45202), (9553, 41710), (10019, 39770), (17630, 22601), (19106, 20855), (19885, 20038)]