78713700

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{20183}}^1$

素因数の和:20213

約数の個数: 72

約数和(自身を含む): 245275968

約数和(自身を除く): 166562268

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, 20183, 40366, 60549, 80732, 100915, 121098, 201830, 242196, 262379, 302745, 403660, 504575, 524758, 605490, 787137, 1009150, 1049516, 1210980, 1311895, 1513725, 1574274, 2018300, 2623790, 3027450, 3148548, 3935685, 5247580, 6054900, 6559475, 7871370, 13118950, 15742740, 19678425, 26237900, 39356850, 78713700]

約数ペア:

[(1, 78713700), (2, 39356850), (3, 26237900), (4, 19678425), (5, 15742740), (6, 13118950), (10, 7871370), (12, 6559475), (13, 6054900), (15, 5247580), (20, 3935685), (25, 3148548), (26, 3027450), (30, 2623790), (39, 2018300), (50, 1574274), (52, 1513725), (60, 1311895), (65, 1210980), (75, 1049516), (78, 1009150), (100, 787137), (130, 605490), (150, 524758), (156, 504575), (195, 403660), (260, 302745), (300, 262379), (325, 242196), (390, 201830), (650, 121098), (780, 100915), (975, 80732), (1300, 60549), (1950, 40366), (3900, 20183)]