71514040

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{71}}^1\times {\mathrm{149}}^1$

素因数の和:257

約数の個数: 96

約数和(自身を含む): 177876000

約数和(自身を除く): 106361960

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 71, 104, 130, 142, 149, 169, 260, 284, 298, 338, 355, 520, 568, 596, 676, 710, 745, 845, 923, 1192, 1352, 1420, 1490, 1690, 1846, 1937, 2840, 2980, 3380, 3692, 3874, 4615, 5960, 6760, 7384, 7748, 9230, 9685, 10579, 11999, 15496, 18460, 19370, 21158, 23998, 25181, 36920, 38740, 42316, 47996, 50362, 52895, 59995, 77480, 84632, 95992, 100724, 105790, 119990, 125905, 137527, 201448, 211580, 239980, 251810, 275054, 423160, 479960, 503620, 550108, 687635, 1007240, 1100216, 1375270, 1787851, 2750540, 3575702, 5501080, 7151404, 8939255, 14302808, 17878510, 35757020, 71514040]

約数ペア:

[(1, 71514040), (2, 35757020), (4, 17878510), (5, 14302808), (8, 8939255), (10, 7151404), (13, 5501080), (20, 3575702), (26, 2750540), (40, 1787851), (52, 1375270), (65, 1100216), (71, 1007240), (104, 687635), (130, 550108), (142, 503620), (149, 479960), (169, 423160), (260, 275054), (284, 251810), (298, 239980), (338, 211580), (355, 201448), (520, 137527), (568, 125905), (596, 119990), (676, 105790), (710, 100724), (745, 95992), (845, 84632), (923, 77480), (1192, 59995), (1352, 52895), (1420, 50362), (1490, 47996), (1690, 42316), (1846, 38740), (1937, 36920), (2840, 25181), (2980, 23998), (3380, 21158), (3692, 19370), (3874, 18460), (4615, 15496), (5960, 11999), (6760, 10579), (7384, 9685), (7748, 9230)]