51441320

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{107}}^1$

素因数の和:243

約数の個数: 128

約数和(自身を含む): 142767360

約数和(自身を除く): 91326040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 20, 28, 34, 35, 40, 56, 68, 70, 85, 101, 107, 119, 136, 140, 170, 202, 214, 238, 280, 340, 404, 428, 476, 505, 535, 595, 680, 707, 749, 808, 856, 952, 1010, 1070, 1190, 1414, 1498, 1717, 1819, 2020, 2140, 2380, 2828, 2996, 3434, 3535, 3638, 3745, 4040, 4280, 4760, 5656, 5992, 6868, 7070, 7276, 7490, 8585, 9095, 10807, 12019, 12733, 13736, 14140, 14552, 14980, 17170, 18190, 21614, 24038, 25466, 28280, 29960, 34340, 36380, 43228, 48076, 50932, 54035, 60095, 63665, 68680, 72760, 75649, 86456, 96152, 101864, 108070, 120190, 127330, 151298, 183719, 216140, 240380, 254660, 302596, 367438, 378245, 432280, 480760, 509320, 605192, 734876, 756490, 918595, 1286033, 1469752, 1512980, 1837190, 2572066, 3025960, 3674380, 5144132, 6430165, 7348760, 10288264, 12860330, 25720660, 51441320]

約数ペア:

[(1, 51441320), (2, 25720660), (4, 12860330), (5, 10288264), (7, 7348760), (8, 6430165), (10, 5144132), (14, 3674380), (17, 3025960), (20, 2572066), (28, 1837190), (34, 1512980), (35, 1469752), (40, 1286033), (56, 918595), (68, 756490), (70, 734876), (85, 605192), (101, 509320), (107, 480760), (119, 432280), (136, 378245), (140, 367438), (170, 302596), (202, 254660), (214, 240380), (238, 216140), (280, 183719), (340, 151298), (404, 127330), (428, 120190), (476, 108070), (505, 101864), (535, 96152), (595, 86456), (680, 75649), (707, 72760), (749, 68680), (808, 63665), (856, 60095), (952, 54035), (1010, 50932), (1070, 48076), (1190, 43228), (1414, 36380), (1498, 34340), (1717, 29960), (1819, 28280), (2020, 25466), (2140, 24038), (2380, 21614), (2828, 18190), (2996, 17170), (3434, 14980), (3535, 14552), (3638, 14140), (3745, 13736), (4040, 12733), (4280, 12019), (4760, 10807), (5656, 9095), (5992, 8585), (6868, 7490), (7070, 7276)]