31342900

素因数分解:

$2^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{179}}^1$

素因数の和:313

約数の個数: 72

約数和(自身を含む): 73120320

約数和(自身を除く): 41777420

約数列:

[1, 2, 4, 5, 10, 17, 20, 25, 34, 50, 68, 85, 100, 103, 170, 179, 206, 340, 358, 412, 425, 515, 716, 850, 895, 1030, 1700, 1751, 1790, 2060, 2575, 3043, 3502, 3580, 4475, 5150, 6086, 7004, 8755, 8950, 10300, 12172, 15215, 17510, 17900, 18437, 30430, 35020, 36874, 43775, 60860, 73748, 76075, 87550, 92185, 152150, 175100, 184370, 304300, 313429, 368740, 460925, 626858, 921850, 1253716, 1567145, 1843700, 3134290, 6268580, 7835725, 15671450, 31342900]

約数ペア:

[(1, 31342900), (2, 15671450), (4, 7835725), (5, 6268580), (10, 3134290), (17, 1843700), (20, 1567145), (25, 1253716), (34, 921850), (50, 626858), (68, 460925), (85, 368740), (100, 313429), (103, 304300), (170, 184370), (179, 175100), (206, 152150), (340, 92185), (358, 87550), (412, 76075), (425, 73748), (515, 60860), (716, 43775), (850, 36874), (895, 35020), (1030, 30430), (1700, 18437), (1751, 17900), (1790, 17510), (2060, 15215), (2575, 12172), (3043, 10300), (3502, 8950), (3580, 8755), (4475, 7004), (5150, 6086)]