1812510050

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{17761}}^1$

素因数の和:17943

約数の個数: 48

約数和(自身を含む): 3653927592

約数和(自身を除く): 1841417542

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 157, 314, 325, 650, 785, 1570, 2041, 3925, 4082, 7850, 10205, 17761, 20410, 35522, 51025, 88805, 102050, 177610, 230893, 444025, 461786, 888050, 1154465, 2308930, 2788477, 5576954, 5772325, 11544650, 13942385, 27884770, 36250201, 69711925, 72500402, 139423850, 181251005, 362502010, 906255025, 1812510050]

約数ペア:

[(1, 1812510050), (2, 906255025), (5, 362502010), (10, 181251005), (13, 139423850), (25, 72500402), (26, 69711925), (50, 36250201), (65, 27884770), (130, 13942385), (157, 11544650), (314, 5772325), (325, 5576954), (650, 2788477), (785, 2308930), (1570, 1154465), (2041, 888050), (3925, 461786), (4082, 444025), (7850, 230893), (10205, 177610), (17761, 102050), (20410, 88805), (35522, 51025)]