251056312

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{30557}}^1$

素因数の和:30655

約数の個数: 32

約数和(自身を含む): 513374400

約数和(自身を除く): 262318088

約数列:

[1, 2, 4, 8, 13, 26, 52, 79, 104, 158, 316, 632, 1027, 2054, 4108, 8216, 30557, 61114, 122228, 244456, 397241, 794482, 1588964, 2414003, 3177928, 4828006, 9656012, 19312024, 31382039, 62764078, 125528156, 251056312]

約数ペア:

[(1, 251056312), (2, 125528156), (4, 62764078), (8, 31382039), (13, 19312024), (26, 9656012), (52, 4828006), (79, 3177928), (104, 2414003), (158, 1588964), (316, 794482), (632, 397241), (1027, 244456), (2054, 122228), (4108, 61114), (8216, 30557)]