50660000

素因数分解:

$2^5\times 5^4\times {\mathrm{17}}^1\times {\mathrm{149}}^1$

素因数の和:196

約数の個数: 120

約数和(自身を含む): 132848100

約数和(自身を除く): 82188100

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 25, 32, 34, 40, 50, 68, 80, 85, 100, 125, 136, 149, 160, 170, 200, 250, 272, 298, 340, 400, 425, 500, 544, 596, 625, 680, 745, 800, 850, 1000, 1192, 1250, 1360, 1490, 1700, 2000, 2125, 2384, 2500, 2533, 2720, 2980, 3400, 3725, 4000, 4250, 4768, 5000, 5066, 5960, 6800, 7450, 8500, 10000, 10132, 10625, 11920, 12665, 13600, 14900, 17000, 18625, 20000, 20264, 21250, 23840, 25330, 29800, 34000, 37250, 40528, 42500, 50660, 59600, 63325, 68000, 74500, 81056, 85000, 93125, 101320, 119200, 126650, 149000, 170000, 186250, 202640, 253300, 298000, 316625, 340000, 372500, 405280, 506600, 596000, 633250, 745000, 1013200, 1266500, 1490000, 1583125, 2026400, 2533000, 2980000, 3166250, 5066000, 6332500, 10132000, 12665000, 25330000, 50660000]

約数ペア:

[(1, 50660000), (2, 25330000), (4, 12665000), (5, 10132000), (8, 6332500), (10, 5066000), (16, 3166250), (17, 2980000), (20, 2533000), (25, 2026400), (32, 1583125), (34, 1490000), (40, 1266500), (50, 1013200), (68, 745000), (80, 633250), (85, 596000), (100, 506600), (125, 405280), (136, 372500), (149, 340000), (160, 316625), (170, 298000), (200, 253300), (250, 202640), (272, 186250), (298, 170000), (340, 149000), (400, 126650), (425, 119200), (500, 101320), (544, 93125), (596, 85000), (625, 81056), (680, 74500), (745, 68000), (800, 63325), (850, 59600), (1000, 50660), (1192, 42500), (1250, 40528), (1360, 37250), (1490, 34000), (1700, 29800), (2000, 25330), (2125, 23840), (2384, 21250), (2500, 20264), (2533, 20000), (2720, 18625), (2980, 17000), (3400, 14900), (3725, 13600), (4000, 12665), (4250, 11920), (4768, 10625), (5000, 10132), (5066, 10000), (5960, 8500), (6800, 7450)]