51292400

素因数分解:

$2^4\times 5^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{397}}^1$

素因数の和:451

約数の個数: 120

約数和(自身を含む): 137692080

約数和(自身を除く): 86399680

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 19, 20, 25, 34, 38, 40, 50, 68, 76, 80, 85, 95, 100, 136, 152, 170, 190, 200, 272, 304, 323, 340, 380, 397, 400, 425, 475, 646, 680, 760, 794, 850, 950, 1292, 1360, 1520, 1588, 1615, 1700, 1900, 1985, 2584, 3176, 3230, 3400, 3800, 3970, 5168, 6352, 6460, 6749, 6800, 7543, 7600, 7940, 8075, 9925, 12920, 13498, 15086, 15880, 16150, 19850, 25840, 26996, 30172, 31760, 32300, 33745, 37715, 39700, 53992, 60344, 64600, 67490, 75430, 79400, 107984, 120688, 128231, 129200, 134980, 150860, 158800, 168725, 188575, 256462, 269960, 301720, 337450, 377150, 512924, 539920, 603440, 641155, 674900, 754300, 1025848, 1282310, 1349800, 1508600, 2051696, 2564620, 2699600, 3017200, 3205775, 5129240, 6411550, 10258480, 12823100, 25646200, 51292400]

約数ペア:

[(1, 51292400), (2, 25646200), (4, 12823100), (5, 10258480), (8, 6411550), (10, 5129240), (16, 3205775), (17, 3017200), (19, 2699600), (20, 2564620), (25, 2051696), (34, 1508600), (38, 1349800), (40, 1282310), (50, 1025848), (68, 754300), (76, 674900), (80, 641155), (85, 603440), (95, 539920), (100, 512924), (136, 377150), (152, 337450), (170, 301720), (190, 269960), (200, 256462), (272, 188575), (304, 168725), (323, 158800), (340, 150860), (380, 134980), (397, 129200), (400, 128231), (425, 120688), (475, 107984), (646, 79400), (680, 75430), (760, 67490), (794, 64600), (850, 60344), (950, 53992), (1292, 39700), (1360, 37715), (1520, 33745), (1588, 32300), (1615, 31760), (1700, 30172), (1900, 26996), (1985, 25840), (2584, 19850), (3176, 16150), (3230, 15880), (3400, 15086), (3800, 13498), (3970, 12920), (5168, 9925), (6352, 8075), (6460, 7940), (6749, 7600), (6800, 7543)]