79985375

素因数分解:

$5^3\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{647}}^1$

素因数の和:728

約数の個数: 32

約数和(自身を含む): 106748928

約数和(自身を除く): 26763553

約数列:

[1, 5, 23, 25, 43, 115, 125, 215, 575, 647, 989, 1075, 2875, 3235, 4945, 5375, 14881, 16175, 24725, 27821, 74405, 80875, 123625, 139105, 372025, 639883, 695525, 1860125, 3199415, 3477625, 15997075, 79985375]

約数ペア:

[(1, 79985375), (5, 15997075), (23, 3477625), (25, 3199415), (43, 1860125), (115, 695525), (125, 639883), (215, 372025), (575, 139105), (647, 123625), (989, 80875), (1075, 74405), (2875, 27821), (3235, 24725), (4945, 16175), (5375, 14881)]