156989403640

素因数分解:

$2^3\times 5^1\times {\mathrm{11731}}^1\times {\mathrm{334561}}^1$

素因数の和:346303

約数の個数: 32

約数和(自身を含む): 353257324560

約数和(自身を除く): 196267920920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 11731, 23462, 46924, 58655, 93848, 117310, 234620, 334561, 469240, 669122, 1338244, 1672805, 2676488, 3345610, 6691220, 13382440, 3924735091, 7849470182, 15698940364, 19623675455, 31397880728, 39247350910, 78494701820, 156989403640]

約数ペア:

[(1, 156989403640), (2, 78494701820), (4, 39247350910), (5, 31397880728), (8, 19623675455), (10, 15698940364), (20, 7849470182), (40, 3924735091), (11731, 13382440), (23462, 6691220), (46924, 3345610), (58655, 2676488), (93848, 1672805), (117310, 1338244), (234620, 669122), (334561, 469240)]