205040108

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{80471}}^1$

素因数の和:80502

約数の個数: 36

約数和(自身を含む): 449516592

約数和(自身を除く): 244476484

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 49, 52, 91, 98, 182, 196, 364, 637, 1274, 2548, 80471, 160942, 321884, 563297, 1046123, 1126594, 2092246, 2253188, 3943079, 4184492, 7322861, 7886158, 14645722, 15772316, 29291444, 51260027, 102520054, 205040108]

約数ペア:

[(1, 205040108), (2, 102520054), (4, 51260027), (7, 29291444), (13, 15772316), (14, 14645722), (26, 7886158), (28, 7322861), (49, 4184492), (52, 3943079), (91, 2253188), (98, 2092246), (182, 1126594), (196, 1046123), (364, 563297), (637, 321884), (1274, 160942), (2548, 80471)]