512597150

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{5023}}^1$

素因数の和:5205

約数の個数: 48

約数和(自身を含む): 1033517184

約数和(自身を除く): 520920034

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 157, 314, 325, 650, 785, 1570, 2041, 3925, 4082, 5023, 7850, 10046, 10205, 20410, 25115, 50230, 51025, 65299, 102050, 125575, 130598, 251150, 326495, 652990, 788611, 1577222, 1632475, 3264950, 3943055, 7886110, 10251943, 19715275, 20503886, 39430550, 51259715, 102519430, 256298575, 512597150]

約数ペア:

[(1, 512597150), (2, 256298575), (5, 102519430), (10, 51259715), (13, 39430550), (25, 20503886), (26, 19715275), (50, 10251943), (65, 7886110), (130, 3943055), (157, 3264950), (314, 1632475), (325, 1577222), (650, 788611), (785, 652990), (1570, 326495), (2041, 251150), (3925, 130598), (4082, 125575), (5023, 102050), (7850, 65299), (10046, 51025), (10205, 50230), (20410, 25115)]