200131040

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1\times {\mathrm{257}}^1$

素因数の和:460

約数の個数: 96

約数和(自身を含む): 493081344

約数和(自身を除く): 292950304

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 80, 124, 155, 157, 160, 248, 257, 310, 314, 496, 514, 620, 628, 785, 992, 1028, 1240, 1256, 1285, 1570, 2056, 2480, 2512, 2570, 3140, 4112, 4867, 4960, 5024, 5140, 6280, 7967, 8224, 9734, 10280, 12560, 15934, 19468, 20560, 24335, 25120, 31868, 38936, 39835, 40349, 41120, 48670, 63736, 77872, 79670, 80698, 97340, 127472, 155744, 159340, 161396, 194680, 201745, 254944, 318680, 322792, 389360, 403490, 637360, 645584, 778720, 806980, 1250819, 1274720, 1291168, 1613960, 2501638, 3227920, 5003276, 6254095, 6455840, 10006552, 12508190, 20013104, 25016380, 40026208, 50032760, 100065520, 200131040]

約数ペア:

[(1, 200131040), (2, 100065520), (4, 50032760), (5, 40026208), (8, 25016380), (10, 20013104), (16, 12508190), (20, 10006552), (31, 6455840), (32, 6254095), (40, 5003276), (62, 3227920), (80, 2501638), (124, 1613960), (155, 1291168), (157, 1274720), (160, 1250819), (248, 806980), (257, 778720), (310, 645584), (314, 637360), (496, 403490), (514, 389360), (620, 322792), (628, 318680), (785, 254944), (992, 201745), (1028, 194680), (1240, 161396), (1256, 159340), (1285, 155744), (1570, 127472), (2056, 97340), (2480, 80698), (2512, 79670), (2570, 77872), (3140, 63736), (4112, 48670), (4867, 41120), (4960, 40349), (5024, 39835), (5140, 38936), (6280, 31868), (7967, 25120), (8224, 24335), (9734, 20560), (10280, 19468), (12560, 15934)]