72103100

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{277}}^1$

素因数の和:447

約数の個数: 72

約数和(自身を含む): 166499760

約数和(自身を除く): 94396660

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 95, 100, 137, 190, 274, 277, 380, 475, 548, 554, 685, 950, 1108, 1370, 1385, 1900, 2603, 2740, 2770, 3425, 5206, 5263, 5540, 6850, 6925, 10412, 10526, 13015, 13700, 13850, 21052, 26030, 26315, 27700, 37949, 52060, 52630, 65075, 75898, 105260, 130150, 131575, 151796, 189745, 260300, 263150, 379490, 526300, 721031, 758980, 948725, 1442062, 1897450, 2884124, 3605155, 3794900, 7210310, 14420620, 18025775, 36051550, 72103100]

約数ペア:

[(1, 72103100), (2, 36051550), (4, 18025775), (5, 14420620), (10, 7210310), (19, 3794900), (20, 3605155), (25, 2884124), (38, 1897450), (50, 1442062), (76, 948725), (95, 758980), (100, 721031), (137, 526300), (190, 379490), (274, 263150), (277, 260300), (380, 189745), (475, 151796), (548, 131575), (554, 130150), (685, 105260), (950, 75898), (1108, 65075), (1370, 52630), (1385, 52060), (1900, 37949), (2603, 27700), (2740, 26315), (2770, 26030), (3425, 21052), (5206, 13850), (5263, 13700), (5540, 13015), (6850, 10526), (6925, 10412)]