78581100

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{20149}}^1$

素因数の和:20179

約数の個数: 72

約数和(自身を含む): 244862800

約数和(自身を除く): 166281700

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 25, 26, 30, 39, 50, 52, 60, 65, 75, 78, 100, 130, 150, 156, 195, 260, 300, 325, 390, 650, 780, 975, 1300, 1950, 3900, 20149, 40298, 60447, 80596, 100745, 120894, 201490, 241788, 261937, 302235, 402980, 503725, 523874, 604470, 785811, 1007450, 1047748, 1208940, 1309685, 1511175, 1571622, 2014900, 2619370, 3022350, 3143244, 3929055, 5238740, 6044700, 6548425, 7858110, 13096850, 15716220, 19645275, 26193700, 39290550, 78581100]

約数ペア:

[(1, 78581100), (2, 39290550), (3, 26193700), (4, 19645275), (5, 15716220), (6, 13096850), (10, 7858110), (12, 6548425), (13, 6044700), (15, 5238740), (20, 3929055), (25, 3143244), (26, 3022350), (30, 2619370), (39, 2014900), (50, 1571622), (52, 1511175), (60, 1309685), (65, 1208940), (75, 1047748), (78, 1007450), (100, 785811), (130, 604470), (150, 523874), (156, 503725), (195, 402980), (260, 302235), (300, 261937), (325, 241788), (390, 201490), (650, 120894), (780, 100745), (975, 80596), (1300, 60447), (1950, 40298), (3900, 20149)]