72323590

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{419}}^1\times {\mathrm{421}}^1$

素因数の和:888

約数の個数: 32

約数和(自身を含む): 133993440

約数和(自身を除く): 61669850

約数列:

[1, 2, 5, 10, 41, 82, 205, 410, 419, 421, 838, 842, 2095, 2105, 4190, 4210, 17179, 17261, 34358, 34522, 85895, 86305, 171790, 172610, 176399, 352798, 881995, 1763990, 7232359, 14464718, 36161795, 72323590]

約数ペア:

[(1, 72323590), (2, 36161795), (5, 14464718), (10, 7232359), (41, 1763990), (82, 881995), (205, 352798), (410, 176399), (419, 172610), (421, 171790), (838, 86305), (842, 85895), (2095, 34522), (2105, 34358), (4190, 17261), (4210, 17179)]