161245292

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{1427}}^1$

素因数の和:1538

約数の個数: 48

約数和(自身を含む): 317392992

約数和(自身を除く): 156147700

約数列:

[1, 2, 4, 13, 26, 41, 52, 53, 82, 106, 164, 212, 533, 689, 1066, 1378, 1427, 2132, 2173, 2756, 2854, 4346, 5708, 8692, 18551, 28249, 37102, 56498, 58507, 74204, 75631, 112996, 117014, 151262, 234028, 302524, 760591, 983203, 1521182, 1966406, 3042364, 3100871, 3932812, 6201742, 12403484, 40311323, 80622646, 161245292]

約数ペア:

[(1, 161245292), (2, 80622646), (4, 40311323), (13, 12403484), (26, 6201742), (41, 3932812), (52, 3100871), (53, 3042364), (82, 1966406), (106, 1521182), (164, 983203), (212, 760591), (533, 302524), (689, 234028), (1066, 151262), (1378, 117014), (1427, 112996), (2132, 75631), (2173, 74204), (2756, 58507), (2854, 56498), (4346, 37102), (5708, 28249), (8692, 18551)]