72804536

素因数分解:

$2^3\times 7^1\times {\mathrm{71}}^1\times {\mathrm{18311}}^1$

素因数の和:18395

約数の個数: 32

約数和(自身を含む): 158215680

約数和(自身を除く): 85411144

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 71, 142, 284, 497, 568, 994, 1988, 3976, 18311, 36622, 73244, 128177, 146488, 256354, 512708, 1025416, 1300081, 2600162, 5200324, 9100567, 10400648, 18201134, 36402268, 72804536]

約数ペア:

[(1, 72804536), (2, 36402268), (4, 18201134), (7, 10400648), (8, 9100567), (14, 5200324), (28, 2600162), (56, 1300081), (71, 1025416), (142, 512708), (284, 256354), (497, 146488), (568, 128177), (994, 73244), (1988, 36622), (3976, 18311)]