156931000

素因数分解:

$2^3\times 5^3\times {\mathrm{139}}^1\times {\mathrm{1129}}^1$

素因数の和:1289

約数の個数: 64

約数和(自身を含む): 370188000

約数和(自身を除く): 213257000

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 125, 139, 200, 250, 278, 500, 556, 695, 1000, 1112, 1129, 1390, 2258, 2780, 3475, 4516, 5560, 5645, 6950, 9032, 11290, 13900, 17375, 22580, 27800, 28225, 34750, 45160, 56450, 69500, 112900, 139000, 141125, 156931, 225800, 282250, 313862, 564500, 627724, 784655, 1129000, 1255448, 1569310, 3138620, 3923275, 6277240, 7846550, 15693100, 19616375, 31386200, 39232750, 78465500, 156931000]

約数ペア:

[(1, 156931000), (2, 78465500), (4, 39232750), (5, 31386200), (8, 19616375), (10, 15693100), (20, 7846550), (25, 6277240), (40, 3923275), (50, 3138620), (100, 1569310), (125, 1255448), (139, 1129000), (200, 784655), (250, 627724), (278, 564500), (500, 313862), (556, 282250), (695, 225800), (1000, 156931), (1112, 141125), (1129, 139000), (1390, 112900), (2258, 69500), (2780, 56450), (3475, 45160), (4516, 34750), (5560, 28225), (5645, 27800), (6950, 22580), (9032, 17375), (11290, 13900)]