81458130

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{10993}}^1$

素因数の和:11035

約数の個数: 64

約数和(自身を含む): 221639040

約数和(自身を除く): 140180910

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 19, 26, 30, 38, 39, 57, 65, 78, 95, 114, 130, 190, 195, 247, 285, 390, 494, 570, 741, 1235, 1482, 2470, 3705, 7410, 10993, 21986, 32979, 54965, 65958, 109930, 142909, 164895, 208867, 285818, 329790, 417734, 428727, 626601, 714545, 857454, 1044335, 1253202, 1429090, 2088670, 2143635, 2715271, 3133005, 4287270, 5430542, 6266010, 8145813, 13576355, 16291626, 27152710, 40729065, 81458130]

約数ペア:

[(1, 81458130), (2, 40729065), (3, 27152710), (5, 16291626), (6, 13576355), (10, 8145813), (13, 6266010), (15, 5430542), (19, 4287270), (26, 3133005), (30, 2715271), (38, 2143635), (39, 2088670), (57, 1429090), (65, 1253202), (78, 1044335), (95, 857454), (114, 714545), (130, 626601), (190, 428727), (195, 417734), (247, 329790), (285, 285818), (390, 208867), (494, 164895), (570, 142909), (741, 109930), (1235, 65958), (1482, 54965), (2470, 32979), (3705, 21986), (7410, 10993)]