64929650

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{1667}}^1$

素因数の和:1739

約数の個数: 48

約数和(自身を含む): 130304160

約数和(自身を除く): 65374510

約数列:

[1, 2, 5, 10, 19, 25, 38, 41, 50, 82, 95, 190, 205, 410, 475, 779, 950, 1025, 1558, 1667, 2050, 3334, 3895, 7790, 8335, 16670, 19475, 31673, 38950, 41675, 63346, 68347, 83350, 136694, 158365, 316730, 341735, 683470, 791825, 1298593, 1583650, 1708675, 2597186, 3417350, 6492965, 12985930, 32464825, 64929650]

約数ペア:

[(1, 64929650), (2, 32464825), (5, 12985930), (10, 6492965), (19, 3417350), (25, 2597186), (38, 1708675), (41, 1583650), (50, 1298593), (82, 791825), (95, 683470), (190, 341735), (205, 316730), (410, 158365), (475, 136694), (779, 83350), (950, 68347), (1025, 63346), (1558, 41675), (1667, 38950), (2050, 31673), (3334, 19475), (3895, 16670), (7790, 8335)]