51780950

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1$

素因数の和:162

約数の個数: 96

約数和(自身を含む): 111555360

約数和(自身を除く): 59774410

約数列:

[1, 2, 5, 10, 13, 25, 26, 29, 41, 50, 58, 65, 67, 82, 130, 134, 145, 205, 290, 325, 335, 377, 410, 533, 650, 670, 725, 754, 871, 1025, 1066, 1189, 1450, 1675, 1742, 1885, 1943, 2050, 2378, 2665, 2747, 3350, 3770, 3886, 4355, 5330, 5494, 5945, 8710, 9425, 9715, 11890, 13325, 13735, 15457, 18850, 19430, 21775, 25259, 26650, 27470, 29725, 30914, 35711, 43550, 48575, 50518, 59450, 68675, 71422, 77285, 79663, 97150, 126295, 137350, 154570, 159326, 178555, 252590, 357110, 386425, 398315, 631475, 772850, 796630, 892775, 1035619, 1262950, 1785550, 1991575, 2071238, 3983150, 5178095, 10356190, 25890475, 51780950]

約数ペア:

[(1, 51780950), (2, 25890475), (5, 10356190), (10, 5178095), (13, 3983150), (25, 2071238), (26, 1991575), (29, 1785550), (41, 1262950), (50, 1035619), (58, 892775), (65, 796630), (67, 772850), (82, 631475), (130, 398315), (134, 386425), (145, 357110), (205, 252590), (290, 178555), (325, 159326), (335, 154570), (377, 137350), (410, 126295), (533, 97150), (650, 79663), (670, 77285), (725, 71422), (754, 68675), (871, 59450), (1025, 50518), (1066, 48575), (1189, 43550), (1450, 35711), (1675, 30914), (1742, 29725), (1885, 27470), (1943, 26650), (2050, 25259), (2378, 21775), (2665, 19430), (2747, 18850), (3350, 15457), (3770, 13735), (3886, 13325), (4355, 11890), (5330, 9715), (5494, 9425), (5945, 8710)]