409040050

素因数分解:

$2^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{401}}^1\times {\mathrm{887}}^1$

素因数の和:1323

約数の個数: 48

約数和(自身を含む): 796770432

約数和(自身を除く): 387730382

約数列:

[1, 2, 5, 10, 23, 25, 46, 50, 115, 230, 401, 575, 802, 887, 1150, 1774, 2005, 4010, 4435, 8870, 9223, 10025, 18446, 20050, 20401, 22175, 40802, 44350, 46115, 92230, 102005, 204010, 230575, 355687, 461150, 510025, 711374, 1020050, 1778435, 3556870, 8180801, 8892175, 16361602, 17784350, 40904005, 81808010, 204520025, 409040050]

約数ペア:

[(1, 409040050), (2, 204520025), (5, 81808010), (10, 40904005), (23, 17784350), (25, 16361602), (46, 8892175), (50, 8180801), (115, 3556870), (230, 1778435), (401, 1020050), (575, 711374), (802, 510025), (887, 461150), (1150, 355687), (1774, 230575), (2005, 204010), (4010, 102005), (4435, 92230), (8870, 46115), (9223, 44350), (10025, 40802), (18446, 22175), (20050, 20401)]