64683650

素因数分解:

$2^1\times 5^2\times {\mathrm{41}}^1\times {\mathrm{139}}^1\times {\mathrm{227}}^1$

素因数の和:419

約数の個数: 48

約数和(自身を含む): 124679520

約数和(自身を除く): 59995870

約数列:

[1, 2, 5, 10, 25, 41, 50, 82, 139, 205, 227, 278, 410, 454, 695, 1025, 1135, 1390, 2050, 2270, 3475, 5675, 5699, 6950, 9307, 11350, 11398, 18614, 28495, 31553, 46535, 56990, 63106, 93070, 142475, 157765, 232675, 284950, 315530, 465350, 788825, 1293673, 1577650, 2587346, 6468365, 12936730, 32341825, 64683650]

約数ペア:

[(1, 64683650), (2, 32341825), (5, 12936730), (10, 6468365), (25, 2587346), (41, 1577650), (50, 1293673), (82, 788825), (139, 465350), (205, 315530), (227, 284950), (278, 232675), (410, 157765), (454, 142475), (695, 93070), (1025, 63106), (1135, 56990), (1390, 46535), (2050, 31553), (2270, 28495), (3475, 18614), (5675, 11398), (5699, 11350), (6950, 9307)]