80181710

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^3\times {\mathrm{167}}^1$

素因数の和:238

約数の個数: 64

約数和(自身を含む): 175150080

約数和(自身を除く): 94968370

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 70, 95, 133, 167, 190, 266, 334, 361, 665, 722, 835, 1169, 1330, 1670, 1805, 2338, 2527, 3173, 3610, 5054, 5845, 6346, 6859, 11690, 12635, 13718, 15865, 22211, 25270, 31730, 34295, 44422, 48013, 60287, 68590, 96026, 111055, 120574, 222110, 240065, 301435, 422009, 480130, 602870, 844018, 1145453, 2110045, 2290906, 4220090, 5727265, 8018171, 11454530, 16036342, 40090855, 80181710]

約数ペア:

[(1, 80181710), (2, 40090855), (5, 16036342), (7, 11454530), (10, 8018171), (14, 5727265), (19, 4220090), (35, 2290906), (38, 2110045), (70, 1145453), (95, 844018), (133, 602870), (167, 480130), (190, 422009), (266, 301435), (334, 240065), (361, 222110), (665, 120574), (722, 111055), (835, 96026), (1169, 68590), (1330, 60287), (1670, 48013), (1805, 44422), (2338, 34295), (2527, 31730), (3173, 25270), (3610, 22211), (5054, 15865), (5845, 13718), (6346, 12635), (6859, 11690)]