2016022725

素因数分解:

$3^2\times 5^2\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{3911}}^1$

素因数の和:4035

約数の個数: 72

約数和(自身を含む): 3783686400

約数和(自身を除く): 1767663675

約数列:

[1, 3, 5, 9, 15, 25, 29, 45, 75, 79, 87, 145, 225, 237, 261, 395, 435, 711, 725, 1185, 1305, 1975, 2175, 2291, 3555, 3911, 5925, 6525, 6873, 11455, 11733, 17775, 19555, 20619, 34365, 35199, 57275, 58665, 97775, 103095, 113419, 171825, 175995, 293325, 308969, 340257, 515475, 567095, 879975, 926907, 1020771, 1544845, 1701285, 2780721, 2835475, 4634535, 5103855, 7724225, 8506425, 8960101, 13903605, 23172675, 25519275, 26880303, 44800505, 69518025, 80640909, 134401515, 224002525, 403204545, 672007575, 2016022725]

約数ペア:

[(1, 2016022725), (3, 672007575), (5, 403204545), (9, 224002525), (15, 134401515), (25, 80640909), (29, 69518025), (45, 44800505), (75, 26880303), (79, 25519275), (87, 23172675), (145, 13903605), (225, 8960101), (237, 8506425), (261, 7724225), (395, 5103855), (435, 4634535), (711, 2835475), (725, 2780721), (1185, 1701285), (1305, 1544845), (1975, 1020771), (2175, 926907), (2291, 879975), (3555, 567095), (3911, 515475), (5925, 340257), (6525, 308969), (6873, 293325), (11455, 175995), (11733, 171825), (17775, 113419), (19555, 103095), (20619, 97775), (34365, 58665), (35199, 57275)]