66209985

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1$

素因数の和:175

約数の個数: 96

約数和(自身を含む): 131010048

約数和(自身を除く): 64800063

約数列:

[1, 3, 5, 9, 15, 17, 23, 45, 51, 53, 69, 71, 85, 115, 153, 159, 207, 213, 255, 265, 345, 355, 391, 477, 639, 765, 795, 901, 1035, 1065, 1173, 1207, 1219, 1633, 1955, 2385, 2703, 3195, 3519, 3621, 3657, 3763, 4505, 4899, 5865, 6035, 6095, 8109, 8165, 10863, 10971, 11289, 13515, 14697, 17595, 18105, 18285, 18815, 20723, 24495, 27761, 33867, 40545, 54315, 54855, 56445, 62169, 63971, 73485, 83283, 86549, 103615, 138805, 169335, 186507, 191913, 249849, 259647, 310845, 319855, 416415, 432745, 575739, 778941, 932535, 959565, 1249245, 1298235, 1471333, 2878695, 3894705, 4413999, 7356665, 13241997, 22069995, 66209985]

約数ペア:

[(1, 66209985), (3, 22069995), (5, 13241997), (9, 7356665), (15, 4413999), (17, 3894705), (23, 2878695), (45, 1471333), (51, 1298235), (53, 1249245), (69, 959565), (71, 932535), (85, 778941), (115, 575739), (153, 432745), (159, 416415), (207, 319855), (213, 310845), (255, 259647), (265, 249849), (345, 191913), (355, 186507), (391, 169335), (477, 138805), (639, 103615), (765, 86549), (795, 83283), (901, 73485), (1035, 63971), (1065, 62169), (1173, 56445), (1207, 54855), (1219, 54315), (1633, 40545), (1955, 33867), (2385, 27761), (2703, 24495), (3195, 20723), (3519, 18815), (3621, 18285), (3657, 18105), (3763, 17595), (4505, 14697), (4899, 13515), (5865, 11289), (6035, 10971), (6095, 10863), (8109, 8165)]