78172458

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{4937}}^1$

素因数の和:4991

約数の個数: 64

約数和(自身を含む): 199100160

約数和(自身を除く): 120927702

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 29, 39, 42, 58, 78, 87, 91, 174, 182, 203, 273, 377, 406, 546, 609, 754, 1131, 1218, 2262, 2639, 4937, 5278, 7917, 9874, 14811, 15834, 29622, 34559, 64181, 69118, 103677, 128362, 143173, 192543, 207354, 286346, 385086, 429519, 449267, 859038, 898534, 1002211, 1347801, 1861249, 2004422, 2695602, 3006633, 3722498, 5583747, 6013266, 11167494, 13028743, 26057486, 39086229, 78172458]

約数ペア:

[(1, 78172458), (2, 39086229), (3, 26057486), (6, 13028743), (7, 11167494), (13, 6013266), (14, 5583747), (21, 3722498), (26, 3006633), (29, 2695602), (39, 2004422), (42, 1861249), (58, 1347801), (78, 1002211), (87, 898534), (91, 859038), (174, 449267), (182, 429519), (203, 385086), (273, 286346), (377, 207354), (406, 192543), (546, 143173), (609, 128362), (754, 103677), (1131, 69118), (1218, 64181), (2262, 34559), (2639, 29622), (4937, 15834), (5278, 14811), (7917, 9874)]