1972510100

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{38153}}^1$

素因数の和:38225

約数の個数: 72

約数和(自身を含む): 4768944768

約数和(自身を除く): 2796434668

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 47, 50, 55, 94, 100, 110, 188, 220, 235, 275, 470, 517, 550, 940, 1034, 1100, 1175, 2068, 2350, 2585, 4700, 5170, 10340, 12925, 25850, 38153, 51700, 76306, 152612, 190765, 381530, 419683, 763060, 839366, 953825, 1678732, 1793191, 1907650, 2098415, 3586382, 3815300, 4196830, 7172764, 8393660, 8965955, 10492075, 17931910, 19725101, 20984150, 35863820, 39450202, 41968300, 44829775, 78900404, 89659550, 98625505, 179319100, 197251010, 394502020, 493127525, 986255050, 1972510100]

約数ペア:

[(1, 1972510100), (2, 986255050), (4, 493127525), (5, 394502020), (10, 197251010), (11, 179319100), (20, 98625505), (22, 89659550), (25, 78900404), (44, 44829775), (47, 41968300), (50, 39450202), (55, 35863820), (94, 20984150), (100, 19725101), (110, 17931910), (188, 10492075), (220, 8965955), (235, 8393660), (275, 7172764), (470, 4196830), (517, 3815300), (550, 3586382), (940, 2098415), (1034, 1907650), (1100, 1793191), (1175, 1678732), (2068, 953825), (2350, 839366), (2585, 763060), (4700, 419683), (5170, 381530), (10340, 190765), (12925, 152612), (25850, 76306), (38153, 51700)]