16041025

素因数分解:

$5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{641}}^1$

素因数の和:682

約数の個数: 48

約数和(自身を含む): 26748288

約数和(自身を除く): 10707263

約数列:

[1, 5, 7, 11, 13, 25, 35, 55, 65, 77, 91, 143, 175, 275, 325, 385, 455, 641, 715, 1001, 1925, 2275, 3205, 3575, 4487, 5005, 7051, 8333, 16025, 22435, 25025, 35255, 41665, 49357, 58331, 91663, 112175, 176275, 208325, 246785, 291655, 458315, 641641, 1233925, 1458275, 2291575, 3208205, 16041025]

約数ペア:

[(1, 16041025), (5, 3208205), (7, 2291575), (11, 1458275), (13, 1233925), (25, 641641), (35, 458315), (55, 291655), (65, 246785), (77, 208325), (91, 176275), (143, 112175), (175, 91663), (275, 58331), (325, 49357), (385, 41665), (455, 35255), (641, 25025), (715, 22435), (1001, 16025), (1925, 8333), (2275, 7051), (3205, 5005), (3575, 4487)]