1525700

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1$

素因数の和:117

約数の個数: 72

約数和(自身を含む): 3853920

約数和(自身を除く): 2328220

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 25, 38, 44, 50, 55, 73, 76, 95, 100, 110, 146, 190, 209, 220, 275, 292, 365, 380, 418, 475, 550, 730, 803, 836, 950, 1045, 1100, 1387, 1460, 1606, 1825, 1900, 2090, 2774, 3212, 3650, 4015, 4180, 5225, 5548, 6935, 7300, 8030, 10450, 13870, 15257, 16060, 20075, 20900, 27740, 30514, 34675, 40150, 61028, 69350, 76285, 80300, 138700, 152570, 305140, 381425, 762850, 1525700]

約数ペア:

[(1, 1525700), (2, 762850), (4, 381425), (5, 305140), (10, 152570), (11, 138700), (19, 80300), (20, 76285), (22, 69350), (25, 61028), (38, 40150), (44, 34675), (50, 30514), (55, 27740), (73, 20900), (76, 20075), (95, 16060), (100, 15257), (110, 13870), (146, 10450), (190, 8030), (209, 7300), (220, 6935), (275, 5548), (292, 5225), (365, 4180), (380, 4015), (418, 3650), (475, 3212), (550, 2774), (730, 2090), (803, 1900), (836, 1825), (950, 1606), (1045, 1460), (1100, 1387)]