25984020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{991}}^1$

素因数の和:1045

約数の個数: 96

約数和(自身を含む): 79994880

約数和(自身を除く): 54010860

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 23, 30, 38, 46, 57, 60, 69, 76, 92, 95, 114, 115, 138, 190, 228, 230, 276, 285, 345, 380, 437, 460, 570, 690, 874, 991, 1140, 1311, 1380, 1748, 1982, 2185, 2622, 2973, 3964, 4370, 4955, 5244, 5946, 6555, 8740, 9910, 11892, 13110, 14865, 18829, 19820, 22793, 26220, 29730, 37658, 45586, 56487, 59460, 68379, 75316, 91172, 94145, 112974, 113965, 136758, 188290, 225948, 227930, 273516, 282435, 341895, 376580, 433067, 455860, 564870, 683790, 866134, 1129740, 1299201, 1367580, 1732268, 2165335, 2598402, 4330670, 5196804, 6496005, 8661340, 12992010, 25984020]

約数ペア:

[(1, 25984020), (2, 12992010), (3, 8661340), (4, 6496005), (5, 5196804), (6, 4330670), (10, 2598402), (12, 2165335), (15, 1732268), (19, 1367580), (20, 1299201), (23, 1129740), (30, 866134), (38, 683790), (46, 564870), (57, 455860), (60, 433067), (69, 376580), (76, 341895), (92, 282435), (95, 273516), (114, 227930), (115, 225948), (138, 188290), (190, 136758), (228, 113965), (230, 112974), (276, 94145), (285, 91172), (345, 75316), (380, 68379), (437, 59460), (460, 56487), (570, 45586), (690, 37658), (874, 29730), (991, 26220), (1140, 22793), (1311, 19820), (1380, 18829), (1748, 14865), (1982, 13110), (2185, 11892), (2622, 9910), (2973, 8740), (3964, 6555), (4370, 5946), (4955, 5244)]