80957240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{967}}^1$

素因数の和:1021

約数の個数: 128

約数和(自身を含む): 234178560

約数和(自身を除く): 153221320

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 23, 26, 28, 35, 40, 46, 52, 56, 65, 70, 91, 92, 104, 115, 130, 140, 161, 182, 184, 230, 260, 280, 299, 322, 364, 455, 460, 520, 598, 644, 728, 805, 910, 920, 967, 1196, 1288, 1495, 1610, 1820, 1934, 2093, 2392, 2990, 3220, 3640, 3868, 4186, 4835, 5980, 6440, 6769, 7736, 8372, 9670, 10465, 11960, 12571, 13538, 16744, 19340, 20930, 22241, 25142, 27076, 33845, 38680, 41860, 44482, 50284, 54152, 62855, 67690, 83720, 87997, 88964, 100568, 111205, 125710, 135380, 155687, 175994, 177928, 222410, 251420, 270760, 289133, 311374, 351988, 439985, 444820, 502840, 578266, 622748, 703976, 778435, 879970, 889640, 1156532, 1245496, 1445665, 1556870, 1759940, 2023931, 2313064, 2891330, 3113740, 3519880, 4047862, 5782660, 6227480, 8095724, 10119655, 11565320, 16191448, 20239310, 40478620, 80957240]

約数ペア:

[(1, 80957240), (2, 40478620), (4, 20239310), (5, 16191448), (7, 11565320), (8, 10119655), (10, 8095724), (13, 6227480), (14, 5782660), (20, 4047862), (23, 3519880), (26, 3113740), (28, 2891330), (35, 2313064), (40, 2023931), (46, 1759940), (52, 1556870), (56, 1445665), (65, 1245496), (70, 1156532), (91, 889640), (92, 879970), (104, 778435), (115, 703976), (130, 622748), (140, 578266), (161, 502840), (182, 444820), (184, 439985), (230, 351988), (260, 311374), (280, 289133), (299, 270760), (322, 251420), (364, 222410), (455, 177928), (460, 175994), (520, 155687), (598, 135380), (644, 125710), (728, 111205), (805, 100568), (910, 88964), (920, 87997), (967, 83720), (1196, 67690), (1288, 62855), (1495, 54152), (1610, 50284), (1820, 44482), (1934, 41860), (2093, 38680), (2392, 33845), (2990, 27076), (3220, 25142), (3640, 22241), (3868, 20930), (4186, 19340), (4835, 16744), (5980, 13538), (6440, 12571), (6769, 11960), (7736, 10465), (8372, 9670)]