164446875

素因数分解:

$3^3\times 5^5\times {\mathrm{1949}}^1$

素因数の和:1983

約数の個数: 48

約数和(自身を含む): 304668000

約数和(自身を除く): 140221125

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 125, 135, 225, 375, 625, 675, 1125, 1875, 1949, 3125, 3375, 5625, 5847, 9375, 9745, 16875, 17541, 28125, 29235, 48725, 52623, 84375, 87705, 146175, 243625, 263115, 438525, 730875, 1218125, 1315575, 2192625, 3654375, 6090625, 6577875, 10963125, 18271875, 32889375, 54815625, 164446875]

約数ペア:

[(1, 164446875), (3, 54815625), (5, 32889375), (9, 18271875), (15, 10963125), (25, 6577875), (27, 6090625), (45, 3654375), (75, 2192625), (125, 1315575), (135, 1218125), (225, 730875), (375, 438525), (625, 263115), (675, 243625), (1125, 146175), (1875, 87705), (1949, 84375), (3125, 52623), (3375, 48725), (5625, 29235), (5847, 28125), (9375, 17541), (9745, 16875)]