89707725

素因数分解:

$3^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{499}}^1$

素因数の和:579

約数の個数: 72

約数和(自身を含む): 174096000

約数和(自身を除く): 84388275

約数列:

[1, 3, 5, 9, 15, 17, 25, 45, 47, 51, 75, 85, 141, 153, 225, 235, 255, 423, 425, 499, 705, 765, 799, 1175, 1275, 1497, 2115, 2397, 2495, 3525, 3825, 3995, 4491, 7191, 7485, 8483, 10575, 11985, 12475, 19975, 22455, 23453, 25449, 35955, 37425, 42415, 59925, 70359, 76347, 112275, 117265, 127245, 179775, 211077, 212075, 351795, 381735, 398701, 586325, 636225, 1055385, 1196103, 1758975, 1908675, 1993505, 3588309, 5276925, 5980515, 9967525, 17941545, 29902575, 89707725]

約数ペア:

[(1, 89707725), (3, 29902575), (5, 17941545), (9, 9967525), (15, 5980515), (17, 5276925), (25, 3588309), (45, 1993505), (47, 1908675), (51, 1758975), (75, 1196103), (85, 1055385), (141, 636225), (153, 586325), (225, 398701), (235, 381735), (255, 351795), (423, 212075), (425, 211077), (499, 179775), (705, 127245), (765, 117265), (799, 112275), (1175, 76347), (1275, 70359), (1497, 59925), (2115, 42415), (2397, 37425), (2495, 35955), (3525, 25449), (3825, 23453), (3995, 22455), (4491, 19975), (7191, 12475), (7485, 11985), (8483, 10575)]