87461495

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{131}}^1\times {\mathrm{199}}^1$

素因数の和:407

約数の個数: 32

約数和(自身を含む): 117849600

約数和(自身を除く): 30388105

約数列:

[1, 5, 11, 55, 61, 131, 199, 305, 655, 671, 995, 1441, 2189, 3355, 7205, 7991, 10945, 12139, 26069, 39955, 60695, 87901, 130345, 133529, 286759, 439505, 667645, 1433795, 1590209, 7951045, 17492299, 87461495]

約数ペア:

[(1, 87461495), (5, 17492299), (11, 7951045), (55, 1590209), (61, 1433795), (131, 667645), (199, 439505), (305, 286759), (655, 133529), (671, 130345), (995, 87901), (1441, 60695), (2189, 39955), (3355, 26069), (7205, 12139), (7991, 10945)]