72640204

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{1013}}^1$

素因数の和:1234

約数の個数: 48

約数和(自身を含む): 157405248

約数和(自身を除く): 84765044

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 197, 364, 394, 788, 1013, 1379, 2026, 2561, 2758, 4052, 5122, 5516, 7091, 10244, 13169, 14182, 17927, 26338, 28364, 35854, 52676, 71708, 92183, 184366, 199561, 368732, 399122, 798244, 1396927, 2594293, 2793854, 5188586, 5587708, 10377172, 18160051, 36320102, 72640204]

約数ペア:

[(1, 72640204), (2, 36320102), (4, 18160051), (7, 10377172), (13, 5587708), (14, 5188586), (26, 2793854), (28, 2594293), (52, 1396927), (91, 798244), (182, 399122), (197, 368732), (364, 199561), (394, 184366), (788, 92183), (1013, 71708), (1379, 52676), (2026, 35854), (2561, 28364), (2758, 26338), (4052, 17927), (5122, 14182), (5516, 13169), (7091, 10244)]