85108725

素因数分解:

$3^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1$

素因数の和:149

約数の個数: 120

約数和(自身を含む): 175816872

約数和(自身を除く): 90708147

約数列:

[1, 3, 5, 9, 13, 15, 25, 27, 39, 45, 53, 61, 65, 75, 81, 117, 135, 159, 183, 195, 225, 265, 305, 325, 351, 405, 477, 549, 585, 675, 689, 793, 795, 915, 975, 1053, 1325, 1431, 1525, 1647, 1755, 2025, 2067, 2379, 2385, 2745, 2925, 3233, 3445, 3965, 3975, 4293, 4575, 4941, 5265, 6201, 7137, 7155, 8235, 8775, 9699, 10335, 11895, 11925, 13725, 16165, 17225, 18603, 19825, 21411, 21465, 24705, 26325, 29097, 31005, 35685, 35775, 41175, 42029, 48495, 51675, 55809, 59475, 64233, 80825, 87291, 93015, 107055, 107325, 123525, 126087, 145485, 155025, 178425, 210145, 242475, 261873, 279045, 321165, 378261, 436455, 465075, 535275, 630435, 727425, 1050725, 1134783, 1309365, 1395225, 1605825, 1891305, 2182275, 3152175, 3404349, 5673915, 6546825, 9456525, 17021745, 28369575, 85108725]

約数ペア:

[(1, 85108725), (3, 28369575), (5, 17021745), (9, 9456525), (13, 6546825), (15, 5673915), (25, 3404349), (27, 3152175), (39, 2182275), (45, 1891305), (53, 1605825), (61, 1395225), (65, 1309365), (75, 1134783), (81, 1050725), (117, 727425), (135, 630435), (159, 535275), (183, 465075), (195, 436455), (225, 378261), (265, 321165), (305, 279045), (325, 261873), (351, 242475), (405, 210145), (477, 178425), (549, 155025), (585, 145485), (675, 126087), (689, 123525), (793, 107325), (795, 107055), (915, 93015), (975, 87291), (1053, 80825), (1325, 64233), (1431, 59475), (1525, 55809), (1647, 51675), (1755, 48495), (2025, 42029), (2067, 41175), (2379, 35775), (2385, 35685), (2745, 31005), (2925, 29097), (3233, 26325), (3445, 24705), (3965, 21465), (3975, 21411), (4293, 19825), (4575, 18603), (4941, 17225), (5265, 16165), (6201, 13725), (7137, 11925), (7155, 11895), (8235, 10335), (8775, 9699)]