2018961525

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{79}}^1\times {\mathrm{48679}}^1$

素因数の和:48778

約数の個数: 48

約数和(自身を含む): 3863244800

約数和(自身を除く): 1844283275

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 75, 79, 105, 175, 237, 395, 525, 553, 1185, 1659, 1975, 2765, 5925, 8295, 13825, 41475, 48679, 146037, 243395, 340753, 730185, 1022259, 1216975, 1703765, 3650925, 3845641, 5111295, 8518825, 11536923, 19228205, 25556475, 26919487, 57684615, 80758461, 96141025, 134597435, 288423075, 403792305, 672987175, 2018961525]

約数ペア:

[(1, 2018961525), (3, 672987175), (5, 403792305), (7, 288423075), (15, 134597435), (21, 96141025), (25, 80758461), (35, 57684615), (75, 26919487), (79, 25556475), (105, 19228205), (175, 11536923), (237, 8518825), (395, 5111295), (525, 3845641), (553, 3650925), (1185, 1703765), (1659, 1216975), (1975, 1022259), (2765, 730185), (5925, 340753), (8295, 243395), (13825, 146037), (41475, 48679)]