78488800

素因数分解:

$2^5\times 5^2\times {\mathrm{13}}^1\times {\mathrm{7547}}^1$

素因数の和:7580

約数の個数: 72

約数和(自身を含む): 206377416

約数和(自身を除く): 127888616

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 32, 40, 50, 52, 65, 80, 100, 104, 130, 160, 200, 208, 260, 325, 400, 416, 520, 650, 800, 1040, 1300, 2080, 2600, 5200, 7547, 10400, 15094, 30188, 37735, 60376, 75470, 98111, 120752, 150940, 188675, 196222, 241504, 301880, 377350, 392444, 490555, 603760, 754700, 784888, 981110, 1207520, 1509400, 1569776, 1962220, 2452775, 3018800, 3139552, 3924440, 4905550, 6037600, 7848880, 9811100, 15697760, 19622200, 39244400, 78488800]

約数ペア:

[(1, 78488800), (2, 39244400), (4, 19622200), (5, 15697760), (8, 9811100), (10, 7848880), (13, 6037600), (16, 4905550), (20, 3924440), (25, 3139552), (26, 3018800), (32, 2452775), (40, 1962220), (50, 1569776), (52, 1509400), (65, 1207520), (80, 981110), (100, 784888), (104, 754700), (130, 603760), (160, 490555), (200, 392444), (208, 377350), (260, 301880), (325, 241504), (400, 196222), (416, 188675), (520, 150940), (650, 120752), (800, 98111), (1040, 75470), (1300, 60376), (2080, 37735), (2600, 30188), (5200, 15094), (7547, 10400)]