203215870

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{12919}}^1$

素因数の和:12961

約数の個数: 48

約数和(自身を含む): 433026720

約数和(自身を除く): 229810850

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 110, 121, 130, 143, 242, 286, 605, 715, 1210, 1430, 1573, 3146, 7865, 12919, 15730, 25838, 64595, 129190, 142109, 167947, 284218, 335894, 710545, 839735, 1421090, 1563199, 1679470, 1847417, 3126398, 3694834, 7815995, 9237085, 15631990, 18474170, 20321587, 40643174, 101607935, 203215870]

約数ペア:

[(1, 203215870), (2, 101607935), (5, 40643174), (10, 20321587), (11, 18474170), (13, 15631990), (22, 9237085), (26, 7815995), (55, 3694834), (65, 3126398), (110, 1847417), (121, 1679470), (130, 1563199), (143, 1421090), (242, 839735), (286, 710545), (605, 335894), (715, 284218), (1210, 167947), (1430, 142109), (1573, 129190), (3146, 64595), (7865, 25838), (12919, 15730)]