66748275

素因数分解:

$3^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{181}}^1$

素因数の和:357

約数の個数: 72

約数和(自身を含む): 132022800

約数和(自身を除く): 65274525

約数列:

[1, 3, 5, 9, 11, 15, 25, 33, 45, 55, 75, 99, 149, 165, 181, 225, 275, 447, 495, 543, 745, 825, 905, 1341, 1629, 1639, 1991, 2235, 2475, 2715, 3725, 4525, 4917, 5973, 6705, 8145, 8195, 9955, 11175, 13575, 14751, 17919, 24585, 26969, 29865, 33525, 40725, 40975, 49775, 73755, 80907, 89595, 122925, 134845, 149325, 242721, 296659, 368775, 404535, 447975, 674225, 889977, 1213605, 1483295, 2022675, 2669931, 4449885, 6068025, 7416475, 13349655, 22249425, 66748275]

約数ペア:

[(1, 66748275), (3, 22249425), (5, 13349655), (9, 7416475), (11, 6068025), (15, 4449885), (25, 2669931), (33, 2022675), (45, 1483295), (55, 1213605), (75, 889977), (99, 674225), (149, 447975), (165, 404535), (181, 368775), (225, 296659), (275, 242721), (447, 149325), (495, 134845), (543, 122925), (745, 89595), (825, 80907), (905, 73755), (1341, 49775), (1629, 40975), (1639, 40725), (1991, 33525), (2235, 29865), (2475, 26969), (2715, 24585), (3725, 17919), (4525, 14751), (4917, 13575), (5973, 11175), (6705, 9955), (8145, 8195)]