2609650

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1$

素因数の和:139

約数の個数: 48

約数和(自身を含む): 5312160

約数和(自身を除く): 2702510

約数列:

[1, 2, 5, 10, 19, 25, 38, 41, 50, 67, 82, 95, 134, 190, 205, 335, 410, 475, 670, 779, 950, 1025, 1273, 1558, 1675, 2050, 2546, 2747, 3350, 3895, 5494, 6365, 7790, 12730, 13735, 19475, 27470, 31825, 38950, 52193, 63650, 68675, 104386, 137350, 260965, 521930, 1304825, 2609650]

約数ペア:

[(1, 2609650), (2, 1304825), (5, 521930), (10, 260965), (19, 137350), (25, 104386), (38, 68675), (41, 63650), (50, 52193), (67, 38950), (82, 31825), (95, 27470), (134, 19475), (190, 13735), (205, 12730), (335, 7790), (410, 6365), (475, 5494), (670, 3895), (779, 3350), (950, 2747), (1025, 2546), (1273, 2050), (1558, 1675)]