42265990

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{7561}}^1$

素因数の和:7624

約数の個数: 32

約数和(自身を含む): 83847456

約数和(自身を除く): 41581466

約数列:

[1, 2, 5, 10, 13, 26, 43, 65, 86, 130, 215, 430, 559, 1118, 2795, 5590, 7561, 15122, 37805, 75610, 98293, 196586, 325123, 491465, 650246, 982930, 1625615, 3251230, 4226599, 8453198, 21132995, 42265990]

約数ペア:

[(1, 42265990), (2, 21132995), (5, 8453198), (10, 4226599), (13, 3251230), (26, 1625615), (43, 982930), (65, 650246), (86, 491465), (130, 325123), (215, 196586), (430, 98293), (559, 75610), (1118, 37805), (2795, 15122), (5590, 7561)]