31385328

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^2\times {\mathrm{53}}^1\times {\mathrm{73}}^1$

素因数の和:163

約数の個数: 120

約数和(自身を含む): 90677232

約数和(自身を除く): 59291904

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 53, 73, 78, 104, 106, 146, 156, 159, 169, 208, 212, 219, 292, 312, 318, 338, 424, 438, 507, 584, 624, 636, 676, 689, 848, 876, 949, 1014, 1168, 1272, 1352, 1378, 1752, 1898, 2028, 2067, 2544, 2704, 2756, 2847, 3504, 3796, 3869, 4056, 4134, 5512, 5694, 7592, 7738, 8112, 8268, 8957, 11024, 11388, 11607, 12337, 15184, 15476, 16536, 17914, 22776, 23214, 24674, 26871, 30952, 33072, 35828, 37011, 45552, 46428, 49348, 50297, 53742, 61904, 71656, 74022, 92856, 98696, 100594, 107484, 143312, 148044, 150891, 185712, 197392, 201188, 214968, 296088, 301782, 402376, 429936, 592176, 603564, 653861, 804752, 1207128, 1307722, 1961583, 2414256, 2615444, 3923166, 5230888, 7846332, 10461776, 15692664, 31385328]

約数ペア:

[(1, 31385328), (2, 15692664), (3, 10461776), (4, 7846332), (6, 5230888), (8, 3923166), (12, 2615444), (13, 2414256), (16, 1961583), (24, 1307722), (26, 1207128), (39, 804752), (48, 653861), (52, 603564), (53, 592176), (73, 429936), (78, 402376), (104, 301782), (106, 296088), (146, 214968), (156, 201188), (159, 197392), (169, 185712), (208, 150891), (212, 148044), (219, 143312), (292, 107484), (312, 100594), (318, 98696), (338, 92856), (424, 74022), (438, 71656), (507, 61904), (584, 53742), (624, 50297), (636, 49348), (676, 46428), (689, 45552), (848, 37011), (876, 35828), (949, 33072), (1014, 30952), (1168, 26871), (1272, 24674), (1352, 23214), (1378, 22776), (1752, 17914), (1898, 16536), (2028, 15476), (2067, 15184), (2544, 12337), (2704, 11607), (2756, 11388), (2847, 11024), (3504, 8957), (3796, 8268), (3869, 8112), (4056, 7738), (4134, 7592), (5512, 5694)]