28032375

素因数分解:

$3^1\times 5^3\times 7^1\times {\mathrm{59}}^1\times {\mathrm{181}}^1$

素因数の和:265

約数の個数: 64

約数和(自身を含む): 54512640

約数和(自身を除く): 26480265

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 59, 75, 105, 125, 175, 177, 181, 295, 375, 413, 525, 543, 875, 885, 905, 1239, 1267, 1475, 2065, 2625, 2715, 3801, 4425, 4525, 6195, 6335, 7375, 10325, 10679, 13575, 19005, 22125, 22625, 30975, 31675, 32037, 51625, 53395, 67875, 74753, 95025, 154875, 158375, 160185, 224259, 266975, 373765, 475125, 800925, 1121295, 1334875, 1868825, 4004625, 5606475, 9344125, 28032375]

約数ペア:

[(1, 28032375), (3, 9344125), (5, 5606475), (7, 4004625), (15, 1868825), (21, 1334875), (25, 1121295), (35, 800925), (59, 475125), (75, 373765), (105, 266975), (125, 224259), (175, 160185), (177, 158375), (181, 154875), (295, 95025), (375, 74753), (413, 67875), (525, 53395), (543, 51625), (875, 32037), (885, 31675), (905, 30975), (1239, 22625), (1267, 22125), (1475, 19005), (2065, 13575), (2625, 10679), (2715, 10325), (3801, 7375), (4425, 6335), (4525, 6195)]