13681330

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{191}}^1$

素因数の和:259

約数の個数: 64

約数和(自身を含む): 29030400

約数和(自身を除く): 15349070

約数列:

[1, 2, 5, 10, 13, 19, 26, 29, 38, 58, 65, 95, 130, 145, 190, 191, 247, 290, 377, 382, 494, 551, 754, 955, 1102, 1235, 1885, 1910, 2470, 2483, 2755, 3629, 3770, 4966, 5510, 5539, 7163, 7258, 11078, 12415, 14326, 18145, 24830, 27695, 35815, 36290, 47177, 55390, 71630, 72007, 94354, 105241, 144014, 210482, 235885, 360035, 471770, 526205, 720070, 1052410, 1368133, 2736266, 6840665, 13681330]

約数ペア:

[(1, 13681330), (2, 6840665), (5, 2736266), (10, 1368133), (13, 1052410), (19, 720070), (26, 526205), (29, 471770), (38, 360035), (58, 235885), (65, 210482), (95, 144014), (130, 105241), (145, 94354), (190, 72007), (191, 71630), (247, 55390), (290, 47177), (377, 36290), (382, 35815), (494, 27695), (551, 24830), (754, 18145), (955, 14326), (1102, 12415), (1235, 11078), (1885, 7258), (1910, 7163), (2470, 5539), (2483, 5510), (2755, 4966), (3629, 3770)]