65506720

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{281}}^1$

素因数の和:374

約数の個数: 96

約数和(自身を含む): 163731456

約数和(自身を除く): 98224736

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 47, 62, 80, 94, 124, 155, 160, 188, 235, 248, 281, 310, 376, 470, 496, 562, 620, 752, 940, 992, 1124, 1240, 1405, 1457, 1504, 1880, 2248, 2480, 2810, 2914, 3760, 4496, 4960, 5620, 5828, 7285, 7520, 8711, 8992, 11240, 11656, 13207, 14570, 17422, 22480, 23312, 26414, 29140, 34844, 43555, 44960, 46624, 52828, 58280, 66035, 69688, 87110, 105656, 116560, 132070, 139376, 174220, 211312, 233120, 264140, 278752, 348440, 409417, 422624, 528280, 696880, 818834, 1056560, 1393760, 1637668, 2047085, 2113120, 3275336, 4094170, 6550672, 8188340, 13101344, 16376680, 32753360, 65506720]

約数ペア:

[(1, 65506720), (2, 32753360), (4, 16376680), (5, 13101344), (8, 8188340), (10, 6550672), (16, 4094170), (20, 3275336), (31, 2113120), (32, 2047085), (40, 1637668), (47, 1393760), (62, 1056560), (80, 818834), (94, 696880), (124, 528280), (155, 422624), (160, 409417), (188, 348440), (235, 278752), (248, 264140), (281, 233120), (310, 211312), (376, 174220), (470, 139376), (496, 132070), (562, 116560), (620, 105656), (752, 87110), (940, 69688), (992, 66035), (1124, 58280), (1240, 52828), (1405, 46624), (1457, 44960), (1504, 43555), (1880, 34844), (2248, 29140), (2480, 26414), (2810, 23312), (2914, 22480), (3760, 17422), (4496, 14570), (4960, 13207), (5620, 11656), (5828, 11240), (7285, 8992), (7520, 8711)]