1887837250

素因数分解:

$2^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{727}}^1$

素因数の和:821

約数の個数: 128

約数和(自身を含む): 4121155584

約数和(自身を除く): 2233318334

約数列:

[1, 2, 5, 10, 13, 17, 25, 26, 34, 47, 50, 65, 85, 94, 125, 130, 170, 221, 235, 250, 325, 425, 442, 470, 611, 650, 727, 799, 850, 1105, 1175, 1222, 1454, 1598, 1625, 2125, 2210, 2350, 3055, 3250, 3635, 3995, 4250, 5525, 5875, 6110, 7270, 7990, 9451, 10387, 11050, 11750, 12359, 15275, 18175, 18902, 19975, 20774, 24718, 27625, 30550, 34169, 36350, 39950, 47255, 51935, 55250, 61795, 68338, 76375, 90875, 94510, 99875, 103870, 123590, 152750, 160667, 170845, 181750, 199750, 236275, 259675, 308975, 321334, 341690, 444197, 472550, 519350, 580873, 617950, 803335, 854225, 888394, 1161746, 1181375, 1298375, 1544875, 1606670, 1708450, 2220985, 2362750, 2596750, 2904365, 3089750, 4016675, 4271125, 4441970, 5808730, 7551349, 8033350, 8542250, 11104925, 14521825, 15102698, 20083375, 22209850, 29043650, 37756745, 40166750, 55524625, 72609125, 75513490, 111049250, 145218250, 188783725, 377567450, 943918625, 1887837250]

約数ペア:

[(1, 1887837250), (2, 943918625), (5, 377567450), (10, 188783725), (13, 145218250), (17, 111049250), (25, 75513490), (26, 72609125), (34, 55524625), (47, 40166750), (50, 37756745), (65, 29043650), (85, 22209850), (94, 20083375), (125, 15102698), (130, 14521825), (170, 11104925), (221, 8542250), (235, 8033350), (250, 7551349), (325, 5808730), (425, 4441970), (442, 4271125), (470, 4016675), (611, 3089750), (650, 2904365), (727, 2596750), (799, 2362750), (850, 2220985), (1105, 1708450), (1175, 1606670), (1222, 1544875), (1454, 1298375), (1598, 1181375), (1625, 1161746), (2125, 888394), (2210, 854225), (2350, 803335), (3055, 617950), (3250, 580873), (3635, 519350), (3995, 472550), (4250, 444197), (5525, 341690), (5875, 321334), (6110, 308975), (7270, 259675), (7990, 236275), (9451, 199750), (10387, 181750), (11050, 170845), (11750, 160667), (12359, 152750), (15275, 123590), (18175, 103870), (18902, 99875), (19975, 94510), (20774, 90875), (24718, 76375), (27625, 68338), (30550, 61795), (34169, 55250), (36350, 51935), (39950, 47255)]