79493960

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{21839}}^1$

素因数の和:21870

約数の個数: 64

約数和(自身を含む): 220147200

約数和(自身を除く): 140653240

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 104, 130, 140, 182, 260, 280, 364, 455, 520, 728, 910, 1820, 3640, 21839, 43678, 87356, 109195, 152873, 174712, 218390, 283907, 305746, 436780, 567814, 611492, 764365, 873560, 1135628, 1222984, 1419535, 1528730, 1987349, 2271256, 2839070, 3057460, 3974698, 5678140, 6114920, 7949396, 9936745, 11356280, 15898792, 19873490, 39746980, 79493960]

約数ペア:

[(1, 79493960), (2, 39746980), (4, 19873490), (5, 15898792), (7, 11356280), (8, 9936745), (10, 7949396), (13, 6114920), (14, 5678140), (20, 3974698), (26, 3057460), (28, 2839070), (35, 2271256), (40, 1987349), (52, 1528730), (56, 1419535), (65, 1222984), (70, 1135628), (91, 873560), (104, 764365), (130, 611492), (140, 567814), (182, 436780), (260, 305746), (280, 283907), (364, 218390), (455, 174712), (520, 152873), (728, 109195), (910, 87356), (1820, 43678), (3640, 21839)]