65965720

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1$

素因数の和:173

約数の個数: 128

約数和(自身を含む): 167832000

約数和(自身を除く): 101866280

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 29, 38, 40, 41, 58, 73, 76, 82, 95, 116, 145, 146, 152, 164, 190, 205, 232, 290, 292, 328, 365, 380, 410, 551, 580, 584, 730, 760, 779, 820, 1102, 1160, 1189, 1387, 1460, 1558, 1640, 2117, 2204, 2378, 2755, 2774, 2920, 2993, 3116, 3895, 4234, 4408, 4756, 5510, 5548, 5945, 5986, 6232, 6935, 7790, 8468, 9512, 10585, 11020, 11096, 11890, 11972, 13870, 14965, 15580, 16936, 21170, 22040, 22591, 23780, 23944, 27740, 29930, 31160, 40223, 42340, 45182, 47560, 55480, 56867, 59860, 80446, 84680, 86797, 90364, 112955, 113734, 119720, 160892, 173594, 180728, 201115, 225910, 227468, 284335, 321784, 347188, 402230, 433985, 451820, 454936, 568670, 694376, 804460, 867970, 903640, 1137340, 1608920, 1649143, 1735940, 2274680, 3298286, 3471880, 6596572, 8245715, 13193144, 16491430, 32982860, 65965720]

約数ペア:

[(1, 65965720), (2, 32982860), (4, 16491430), (5, 13193144), (8, 8245715), (10, 6596572), (19, 3471880), (20, 3298286), (29, 2274680), (38, 1735940), (40, 1649143), (41, 1608920), (58, 1137340), (73, 903640), (76, 867970), (82, 804460), (95, 694376), (116, 568670), (145, 454936), (146, 451820), (152, 433985), (164, 402230), (190, 347188), (205, 321784), (232, 284335), (290, 227468), (292, 225910), (328, 201115), (365, 180728), (380, 173594), (410, 160892), (551, 119720), (580, 113734), (584, 112955), (730, 90364), (760, 86797), (779, 84680), (820, 80446), (1102, 59860), (1160, 56867), (1189, 55480), (1387, 47560), (1460, 45182), (1558, 42340), (1640, 40223), (2117, 31160), (2204, 29930), (2378, 27740), (2755, 23944), (2774, 23780), (2920, 22591), (2993, 22040), (3116, 21170), (3895, 16936), (4234, 15580), (4408, 14965), (4756, 13870), (5510, 11972), (5548, 11890), (5945, 11096), (5986, 11020), (6232, 10585), (6935, 9512), (7790, 8468)]