78368889375

素因数分解:

$3^2\times 5^4\times 7^1\times {\mathrm{1990321}}^1$

素因数の和:1990354

約数の個数: 60

約数和(自身を含む): 161661914128

約数和(自身を除く): 83293024753

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 35, 45, 63, 75, 105, 125, 175, 225, 315, 375, 525, 625, 875, 1125, 1575, 1875, 2625, 4375, 5625, 7875, 13125, 39375, 1990321, 5970963, 9951605, 13932247, 17912889, 29854815, 41796741, 49758025, 69661235, 89564445, 125390223, 149274075, 208983705, 248790125, 348306175, 447822225, 626951115, 746370375, 1044918525, 1243950625, 1741530875, 2239111125, 3134755575, 3731851875, 5224592625, 8707654375, 11195555625, 15673777875, 26122963125, 78368889375]

約数ペア:

[(1, 78368889375), (3, 26122963125), (5, 15673777875), (7, 11195555625), (9, 8707654375), (15, 5224592625), (21, 3731851875), (25, 3134755575), (35, 2239111125), (45, 1741530875), (63, 1243950625), (75, 1044918525), (105, 746370375), (125, 626951115), (175, 447822225), (225, 348306175), (315, 248790125), (375, 208983705), (525, 149274075), (625, 125390223), (875, 89564445), (1125, 69661235), (1575, 49758025), (1875, 41796741), (2625, 29854815), (4375, 17912889), (5625, 13932247), (7875, 9951605), (13125, 5970963), (39375, 1990321)]