64680370

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^3\times {\mathrm{23}}^1\times {\mathrm{41}}^1$

素因数の和:128

約数の個数: 64

約数和(自身を含む): 131362560

約数和(自身を除く): 66682190

約数列:

[1, 2, 5, 10, 19, 23, 38, 41, 46, 82, 95, 115, 190, 205, 230, 361, 410, 437, 722, 779, 874, 943, 1558, 1805, 1886, 2185, 3610, 3895, 4370, 4715, 6859, 7790, 8303, 9430, 13718, 14801, 16606, 17917, 29602, 34295, 35834, 41515, 68590, 74005, 83030, 89585, 148010, 157757, 179170, 281219, 315514, 340423, 562438, 680846, 788785, 1406095, 1577570, 1702115, 2812190, 3404230, 6468037, 12936074, 32340185, 64680370]

約数ペア:

[(1, 64680370), (2, 32340185), (5, 12936074), (10, 6468037), (19, 3404230), (23, 2812190), (38, 1702115), (41, 1577570), (46, 1406095), (82, 788785), (95, 680846), (115, 562438), (190, 340423), (205, 315514), (230, 281219), (361, 179170), (410, 157757), (437, 148010), (722, 89585), (779, 83030), (874, 74005), (943, 68590), (1558, 41515), (1805, 35834), (1886, 34295), (2185, 29602), (3610, 17917), (3895, 16606), (4370, 14801), (4715, 13718), (6859, 9430), (7790, 8303)]