72540100

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{523}}^1$

素因数の和:629

約数の個数: 72

約数和(自身を含む): 168287840

約数和(自身を除く): 95747740

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 73, 76, 95, 100, 146, 190, 292, 365, 380, 475, 523, 730, 950, 1046, 1387, 1460, 1825, 1900, 2092, 2615, 2774, 3650, 5230, 5548, 6935, 7300, 9937, 10460, 13075, 13870, 19874, 26150, 27740, 34675, 38179, 39748, 49685, 52300, 69350, 76358, 99370, 138700, 152716, 190895, 198740, 248425, 381790, 496850, 725401, 763580, 954475, 993700, 1450802, 1908950, 2901604, 3627005, 3817900, 7254010, 14508020, 18135025, 36270050, 72540100]

約数ペア:

[(1, 72540100), (2, 36270050), (4, 18135025), (5, 14508020), (10, 7254010), (19, 3817900), (20, 3627005), (25, 2901604), (38, 1908950), (50, 1450802), (73, 993700), (76, 954475), (95, 763580), (100, 725401), (146, 496850), (190, 381790), (292, 248425), (365, 198740), (380, 190895), (475, 152716), (523, 138700), (730, 99370), (950, 76358), (1046, 69350), (1387, 52300), (1460, 49685), (1825, 39748), (1900, 38179), (2092, 34675), (2615, 27740), (2774, 26150), (3650, 19874), (5230, 13870), (5548, 13075), (6935, 10460), (7300, 9937)]