159479980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{277}}^1\times {\mathrm{2617}}^1$

素因数の和:2914

約数の個数: 48

約数和(自身を含む): 366813216

約数和(自身を除く): 207333236

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 277, 554, 1108, 1385, 2617, 2770, 3047, 5234, 5540, 6094, 10468, 12188, 13085, 15235, 26170, 28787, 30470, 52340, 57574, 60940, 115148, 143935, 287870, 575740, 724909, 1449818, 2899636, 3624545, 7249090, 7973999, 14498180, 15947998, 31895996, 39869995, 79739990, 159479980]

約数ペア:

[(1, 159479980), (2, 79739990), (4, 39869995), (5, 31895996), (10, 15947998), (11, 14498180), (20, 7973999), (22, 7249090), (44, 3624545), (55, 2899636), (110, 1449818), (220, 724909), (277, 575740), (554, 287870), (1108, 143935), (1385, 115148), (2617, 60940), (2770, 57574), (3047, 52340), (5234, 30470), (5540, 28787), (6094, 26170), (10468, 15235), (12188, 13085)]