156984685

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{113}}^1$

素因数の和:238

約数の個数: 64

約数和(自身を含む): 234420480

約数和(自身を除く): 77435795

約数列:

[1, 5, 11, 13, 29, 55, 65, 67, 113, 143, 145, 319, 335, 377, 565, 715, 737, 871, 1243, 1469, 1595, 1885, 1943, 3277, 3685, 4147, 4355, 6215, 7345, 7571, 9581, 9715, 16159, 16385, 20735, 21373, 25259, 36047, 37855, 42601, 47905, 80795, 83281, 98423, 106865, 126295, 180235, 213005, 219559, 277849, 416405, 468611, 492115, 1082653, 1097795, 1389245, 2343055, 2415149, 2854267, 5413265, 12075745, 14271335, 31396937, 156984685]

約数ペア:

[(1, 156984685), (5, 31396937), (11, 14271335), (13, 12075745), (29, 5413265), (55, 2854267), (65, 2415149), (67, 2343055), (113, 1389245), (143, 1097795), (145, 1082653), (319, 492115), (335, 468611), (377, 416405), (565, 277849), (715, 219559), (737, 213005), (871, 180235), (1243, 126295), (1469, 106865), (1595, 98423), (1885, 83281), (1943, 80795), (3277, 47905), (3685, 42601), (4147, 37855), (4355, 36047), (6215, 25259), (7345, 21373), (7571, 20735), (9581, 16385), (9715, 16159)]