79820325

素因数分解:

$3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{941}}^1$

素因数の和:999

約数の個数: 72

約数和(自身を含む): 159442920

約数和(自身を除く): 79622595

約数列:

[1, 3, 5, 9, 13, 15, 25, 29, 39, 45, 65, 75, 87, 117, 145, 195, 225, 261, 325, 377, 435, 585, 725, 941, 975, 1131, 1305, 1885, 2175, 2823, 2925, 3393, 4705, 5655, 6525, 8469, 9425, 12233, 14115, 16965, 23525, 27289, 28275, 36699, 42345, 61165, 70575, 81867, 84825, 110097, 136445, 183495, 211725, 245601, 305825, 354757, 409335, 550485, 682225, 917475, 1064271, 1228005, 1773785, 2046675, 2752425, 3192813, 5321355, 6140025, 8868925, 15964065, 26606775, 79820325]

約数ペア:

[(1, 79820325), (3, 26606775), (5, 15964065), (9, 8868925), (13, 6140025), (15, 5321355), (25, 3192813), (29, 2752425), (39, 2046675), (45, 1773785), (65, 1228005), (75, 1064271), (87, 917475), (117, 682225), (145, 550485), (195, 409335), (225, 354757), (261, 305825), (325, 245601), (377, 211725), (435, 183495), (585, 136445), (725, 110097), (941, 84825), (975, 81867), (1131, 70575), (1305, 61165), (1885, 42345), (2175, 36699), (2823, 28275), (2925, 27289), (3393, 23525), (4705, 16965), (5655, 14115), (6525, 12233), (8469, 9425)]