5142500

素因数分解:

$2^2\times 5^4\times {\mathrm{11}}^2\times {\mathrm{17}}^1$

素因数の和:63

約数の個数: 90

約数和(自身を含む): 13087998

約数和(自身を除く): 7945498

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 25, 34, 44, 50, 55, 68, 85, 100, 110, 121, 125, 170, 187, 220, 242, 250, 275, 340, 374, 425, 484, 500, 550, 605, 625, 748, 850, 935, 1100, 1210, 1250, 1375, 1700, 1870, 2057, 2125, 2420, 2500, 2750, 3025, 3740, 4114, 4250, 4675, 5500, 6050, 6875, 8228, 8500, 9350, 10285, 10625, 12100, 13750, 15125, 18700, 20570, 21250, 23375, 27500, 30250, 41140, 42500, 46750, 51425, 60500, 75625, 93500, 102850, 116875, 151250, 205700, 233750, 257125, 302500, 467500, 514250, 1028500, 1285625, 2571250, 5142500]

約数ペア:

[(1, 5142500), (2, 2571250), (4, 1285625), (5, 1028500), (10, 514250), (11, 467500), (17, 302500), (20, 257125), (22, 233750), (25, 205700), (34, 151250), (44, 116875), (50, 102850), (55, 93500), (68, 75625), (85, 60500), (100, 51425), (110, 46750), (121, 42500), (125, 41140), (170, 30250), (187, 27500), (220, 23375), (242, 21250), (250, 20570), (275, 18700), (340, 15125), (374, 13750), (425, 12100), (484, 10625), (500, 10285), (550, 9350), (605, 8500), (625, 8228), (748, 6875), (850, 6050), (935, 5500), (1100, 4675), (1210, 4250), (1250, 4114), (1375, 3740), (1700, 3025), (1870, 2750), (2057, 2500), (2125, 2420)]