25280360

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{113}}^1$

素因数の和:195

約数の個数: 128

約数和(自身を含む): 70917120

約数和(自身を除く): 45636760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 20, 28, 34, 35, 40, 47, 56, 68, 70, 85, 94, 113, 119, 136, 140, 170, 188, 226, 235, 238, 280, 329, 340, 376, 452, 470, 476, 565, 595, 658, 680, 791, 799, 904, 940, 952, 1130, 1190, 1316, 1582, 1598, 1645, 1880, 1921, 2260, 2380, 2632, 3164, 3196, 3290, 3842, 3955, 3995, 4520, 4760, 5311, 5593, 6328, 6392, 6580, 7684, 7910, 7990, 9605, 10622, 11186, 13160, 13447, 15368, 15820, 15980, 19210, 21244, 22372, 26555, 26894, 27965, 31640, 31960, 37177, 38420, 42488, 44744, 53110, 53788, 55930, 67235, 74354, 76840, 90287, 106220, 107576, 111860, 134470, 148708, 180574, 185885, 212440, 223720, 268940, 297416, 361148, 371770, 451435, 537880, 632009, 722296, 743540, 902870, 1264018, 1487080, 1805740, 2528036, 3160045, 3611480, 5056072, 6320090, 12640180, 25280360]

約数ペア:

[(1, 25280360), (2, 12640180), (4, 6320090), (5, 5056072), (7, 3611480), (8, 3160045), (10, 2528036), (14, 1805740), (17, 1487080), (20, 1264018), (28, 902870), (34, 743540), (35, 722296), (40, 632009), (47, 537880), (56, 451435), (68, 371770), (70, 361148), (85, 297416), (94, 268940), (113, 223720), (119, 212440), (136, 185885), (140, 180574), (170, 148708), (188, 134470), (226, 111860), (235, 107576), (238, 106220), (280, 90287), (329, 76840), (340, 74354), (376, 67235), (452, 55930), (470, 53788), (476, 53110), (565, 44744), (595, 42488), (658, 38420), (680, 37177), (791, 31960), (799, 31640), (904, 27965), (940, 26894), (952, 26555), (1130, 22372), (1190, 21244), (1316, 19210), (1582, 15980), (1598, 15820), (1645, 15368), (1880, 13447), (1921, 13160), (2260, 11186), (2380, 10622), (2632, 9605), (3164, 7990), (3196, 7910), (3290, 7684), (3842, 6580), (3955, 6392), (3995, 6328), (4520, 5593), (4760, 5311)]