64115500

素因数分解:

$2^2\times 5^3\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{397}}^1$

素因数の和:452

約数の個数: 96

約数和(自身を含む): 156461760

約数和(自身を除く): 92346260

約数列:

[1, 2, 4, 5, 10, 17, 19, 20, 25, 34, 38, 50, 68, 76, 85, 95, 100, 125, 170, 190, 250, 323, 340, 380, 397, 425, 475, 500, 646, 794, 850, 950, 1292, 1588, 1615, 1700, 1900, 1985, 2125, 2375, 3230, 3970, 4250, 4750, 6460, 6749, 7543, 7940, 8075, 8500, 9500, 9925, 13498, 15086, 16150, 19850, 26996, 30172, 32300, 33745, 37715, 39700, 40375, 49625, 67490, 75430, 80750, 99250, 128231, 134980, 150860, 161500, 168725, 188575, 198500, 256462, 337450, 377150, 512924, 641155, 674900, 754300, 843625, 942875, 1282310, 1687250, 1885750, 2564620, 3205775, 3374500, 3771500, 6411550, 12823100, 16028875, 32057750, 64115500]

約数ペア:

[(1, 64115500), (2, 32057750), (4, 16028875), (5, 12823100), (10, 6411550), (17, 3771500), (19, 3374500), (20, 3205775), (25, 2564620), (34, 1885750), (38, 1687250), (50, 1282310), (68, 942875), (76, 843625), (85, 754300), (95, 674900), (100, 641155), (125, 512924), (170, 377150), (190, 337450), (250, 256462), (323, 198500), (340, 188575), (380, 168725), (397, 161500), (425, 150860), (475, 134980), (500, 128231), (646, 99250), (794, 80750), (850, 75430), (950, 67490), (1292, 49625), (1588, 40375), (1615, 39700), (1700, 37715), (1900, 33745), (1985, 32300), (2125, 30172), (2375, 26996), (3230, 19850), (3970, 16150), (4250, 15086), (4750, 13498), (6460, 9925), (6749, 9500), (7543, 8500), (7940, 8075)]