400367050

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^2\times {\mathrm{41}}^1\times {\mathrm{541}}^1$

素因数の和:632

約数の個数: 72

約数和(自身を含む): 806596812

約数和(自身を除く): 406229762

約数列:

[1, 2, 5, 10, 19, 25, 38, 41, 50, 82, 95, 190, 205, 361, 410, 475, 541, 722, 779, 950, 1025, 1082, 1558, 1805, 2050, 2705, 3610, 3895, 5410, 7790, 9025, 10279, 13525, 14801, 18050, 19475, 20558, 22181, 27050, 29602, 38950, 44362, 51395, 74005, 102790, 110905, 148010, 195301, 221810, 256975, 370025, 390602, 421439, 513950, 554525, 740050, 842878, 976505, 1109050, 1953010, 2107195, 4214390, 4882525, 8007341, 9765050, 10535975, 16014682, 21071950, 40036705, 80073410, 200183525, 400367050]

約数ペア:

[(1, 400367050), (2, 200183525), (5, 80073410), (10, 40036705), (19, 21071950), (25, 16014682), (38, 10535975), (41, 9765050), (50, 8007341), (82, 4882525), (95, 4214390), (190, 2107195), (205, 1953010), (361, 1109050), (410, 976505), (475, 842878), (541, 740050), (722, 554525), (779, 513950), (950, 421439), (1025, 390602), (1082, 370025), (1558, 256975), (1805, 221810), (2050, 195301), (2705, 148010), (3610, 110905), (3895, 102790), (5410, 74005), (7790, 51395), (9025, 44362), (10279, 38950), (13525, 29602), (14801, 27050), (18050, 22181), (19475, 20558)]