78329680

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{167}}^1$

素因数の和:245

約数の個数: 160

約数和(自身を含む): 220485888

約数和(自身を除く): 142156208

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 26, 40, 41, 44, 52, 55, 65, 80, 82, 88, 104, 110, 130, 143, 164, 167, 176, 205, 208, 220, 260, 286, 328, 334, 410, 440, 451, 520, 533, 572, 656, 668, 715, 820, 835, 880, 902, 1040, 1066, 1144, 1336, 1430, 1640, 1670, 1804, 1837, 2132, 2171, 2255, 2288, 2665, 2672, 2860, 3280, 3340, 3608, 3674, 4264, 4342, 4510, 5330, 5720, 5863, 6680, 6847, 7216, 7348, 8528, 8684, 9020, 9185, 10660, 10855, 11440, 11726, 13360, 13694, 14696, 17368, 18040, 18370, 21320, 21710, 23452, 23881, 27388, 29315, 29392, 34235, 34736, 36080, 36740, 42640, 43420, 46904, 47762, 54776, 58630, 68470, 73480, 75317, 86840, 89011, 93808, 95524, 109552, 117260, 119405, 136940, 146960, 150634, 173680, 178022, 191048, 234520, 238810, 273880, 301268, 356044, 376585, 382096, 445055, 469040, 477620, 547760, 602536, 712088, 753170, 890110, 955240, 979121, 1205072, 1424176, 1506340, 1780220, 1910480, 1958242, 3012680, 3560440, 3916484, 4895605, 6025360, 7120880, 7832968, 9791210, 15665936, 19582420, 39164840, 78329680]

約数ペア:

[(1, 78329680), (2, 39164840), (4, 19582420), (5, 15665936), (8, 9791210), (10, 7832968), (11, 7120880), (13, 6025360), (16, 4895605), (20, 3916484), (22, 3560440), (26, 3012680), (40, 1958242), (41, 1910480), (44, 1780220), (52, 1506340), (55, 1424176), (65, 1205072), (80, 979121), (82, 955240), (88, 890110), (104, 753170), (110, 712088), (130, 602536), (143, 547760), (164, 477620), (167, 469040), (176, 445055), (205, 382096), (208, 376585), (220, 356044), (260, 301268), (286, 273880), (328, 238810), (334, 234520), (410, 191048), (440, 178022), (451, 173680), (520, 150634), (533, 146960), (572, 136940), (656, 119405), (668, 117260), (715, 109552), (820, 95524), (835, 93808), (880, 89011), (902, 86840), (1040, 75317), (1066, 73480), (1144, 68470), (1336, 58630), (1430, 54776), (1640, 47762), (1670, 46904), (1804, 43420), (1837, 42640), (2132, 36740), (2171, 36080), (2255, 34736), (2288, 34235), (2665, 29392), (2672, 29315), (2860, 27388), (3280, 23881), (3340, 23452), (3608, 21710), (3674, 21320), (4264, 18370), (4342, 18040), (4510, 17368), (5330, 14696), (5720, 13694), (5863, 13360), (6680, 11726), (6847, 11440), (7216, 10855), (7348, 10660), (8528, 9185), (8684, 9020)]