12351950

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{613}}^1$

素因数の和:669

約数の個数: 48

約数和(自身を含む): 25581696

約数和(自身を除く): 13229746

約数列:

[1, 2, 5, 10, 13, 25, 26, 31, 50, 62, 65, 130, 155, 310, 325, 403, 613, 650, 775, 806, 1226, 1550, 2015, 3065, 4030, 6130, 7969, 10075, 15325, 15938, 19003, 20150, 30650, 38006, 39845, 79690, 95015, 190030, 199225, 247039, 398450, 475075, 494078, 950150, 1235195, 2470390, 6175975, 12351950]

約数ペア:

[(1, 12351950), (2, 6175975), (5, 2470390), (10, 1235195), (13, 950150), (25, 494078), (26, 475075), (31, 398450), (50, 247039), (62, 199225), (65, 190030), (130, 95015), (155, 79690), (310, 39845), (325, 38006), (403, 30650), (613, 20150), (650, 19003), (775, 15938), (806, 15325), (1226, 10075), (1550, 7969), (2015, 6130), (3065, 4030)]