74864728

素因数分解:

$2^3\times {\mathrm{67}}^1\times {\mathrm{197}}^1\times {\mathrm{709}}^1$

素因数の和:979

約数の個数: 32

約数和(自身を含む): 143391600

約数和(自身を除く): 68526872

約数列:

[1, 2, 4, 8, 67, 134, 197, 268, 394, 536, 709, 788, 1418, 1576, 2836, 5672, 13199, 26398, 47503, 52796, 95006, 105592, 139673, 190012, 279346, 380024, 558692, 1117384, 9358091, 18716182, 37432364, 74864728]

約数ペア:

[(1, 74864728), (2, 37432364), (4, 18716182), (8, 9358091), (67, 1117384), (134, 558692), (197, 380024), (268, 279346), (394, 190012), (536, 139673), (709, 105592), (788, 95006), (1418, 52796), (1576, 47503), (2836, 26398), (5672, 13199)]