3080500

素因数分解:

$2^2\times 5^3\times {\mathrm{61}}^1\times {\mathrm{101}}^1$

素因数の和:181

約数の個数: 48

約数和(自身を含む): 6905808

約数和(自身を除く): 3825308

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 61, 100, 101, 122, 125, 202, 244, 250, 305, 404, 500, 505, 610, 1010, 1220, 1525, 2020, 2525, 3050, 5050, 6100, 6161, 7625, 10100, 12322, 12625, 15250, 24644, 25250, 30500, 30805, 50500, 61610, 123220, 154025, 308050, 616100, 770125, 1540250, 3080500]

約数ペア:

[(1, 3080500), (2, 1540250), (4, 770125), (5, 616100), (10, 308050), (20, 154025), (25, 123220), (50, 61610), (61, 50500), (100, 30805), (101, 30500), (122, 25250), (125, 24644), (202, 15250), (244, 12625), (250, 12322), (305, 10100), (404, 7625), (500, 6161), (505, 6100), (610, 5050), (1010, 3050), (1220, 2525), (1525, 2020)]