81964290

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{143797}}^1$

素因数の和:143826

約数の個数: 32

約数和(自身を含む): 207069120

約数和(自身を除く): 125104830

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 30, 38, 57, 95, 114, 190, 285, 570, 143797, 287594, 431391, 718985, 862782, 1437970, 2156955, 2732143, 4313910, 5464286, 8196429, 13660715, 16392858, 27321430, 40982145, 81964290]

約数ペア:

[(1, 81964290), (2, 40982145), (3, 27321430), (5, 16392858), (6, 13660715), (10, 8196429), (15, 5464286), (19, 4313910), (30, 2732143), (38, 2156955), (57, 1437970), (95, 862782), (114, 718985), (190, 431391), (285, 287594), (570, 143797)]