71740000

素因数分解:

$2^5\times 5^4\times {\mathrm{17}}^1\times {\mathrm{211}}^1$

素因数の和:258

約数の個数: 120

約数和(自身を含む): 187758648

約数和(自身を除く): 116018648

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 25, 32, 34, 40, 50, 68, 80, 85, 100, 125, 136, 160, 170, 200, 211, 250, 272, 340, 400, 422, 425, 500, 544, 625, 680, 800, 844, 850, 1000, 1055, 1250, 1360, 1688, 1700, 2000, 2110, 2125, 2500, 2720, 3376, 3400, 3587, 4000, 4220, 4250, 5000, 5275, 6752, 6800, 7174, 8440, 8500, 10000, 10550, 10625, 13600, 14348, 16880, 17000, 17935, 20000, 21100, 21250, 26375, 28696, 33760, 34000, 35870, 42200, 42500, 52750, 57392, 68000, 71740, 84400, 85000, 89675, 105500, 114784, 131875, 143480, 168800, 170000, 179350, 211000, 263750, 286960, 340000, 358700, 422000, 448375, 527500, 573920, 717400, 844000, 896750, 1055000, 1434800, 1793500, 2110000, 2241875, 2869600, 3587000, 4220000, 4483750, 7174000, 8967500, 14348000, 17935000, 35870000, 71740000]

約数ペア:

[(1, 71740000), (2, 35870000), (4, 17935000), (5, 14348000), (8, 8967500), (10, 7174000), (16, 4483750), (17, 4220000), (20, 3587000), (25, 2869600), (32, 2241875), (34, 2110000), (40, 1793500), (50, 1434800), (68, 1055000), (80, 896750), (85, 844000), (100, 717400), (125, 573920), (136, 527500), (160, 448375), (170, 422000), (200, 358700), (211, 340000), (250, 286960), (272, 263750), (340, 211000), (400, 179350), (422, 170000), (425, 168800), (500, 143480), (544, 131875), (625, 114784), (680, 105500), (800, 89675), (844, 85000), (850, 84400), (1000, 71740), (1055, 68000), (1250, 57392), (1360, 52750), (1688, 42500), (1700, 42200), (2000, 35870), (2110, 34000), (2125, 33760), (2500, 28696), (2720, 26375), (3376, 21250), (3400, 21100), (3587, 20000), (4000, 17935), (4220, 17000), (4250, 16880), (5000, 14348), (5275, 13600), (6752, 10625), (6800, 10550), (7174, 10000), (8440, 8500)]