72481720

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{58453}}^1$

素因数の和:58495

約数の個数: 32

約数和(自身を含む): 168347520

約数和(自身を除く): 95865800

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 58453, 116906, 233812, 292265, 467624, 584530, 1169060, 1812043, 2338120, 3624086, 7248172, 9060215, 14496344, 18120430, 36240860, 72481720]

約数ペア:

[(1, 72481720), (2, 36240860), (4, 18120430), (5, 14496344), (8, 9060215), (10, 7248172), (20, 3624086), (31, 2338120), (40, 1812043), (62, 1169060), (124, 584530), (155, 467624), (248, 292265), (310, 233812), (620, 116906), (1240, 58453)]