72181252

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{571}}^1$

素因数の和:629

約数の個数: 72

約数和(自身を含む): 158270112

約数和(自身を除く): 86088860

約数列:

[1, 2, 4, 11, 13, 17, 22, 26, 34, 44, 52, 68, 143, 169, 187, 221, 286, 338, 374, 442, 571, 572, 676, 748, 884, 1142, 1859, 2284, 2431, 2873, 3718, 4862, 5746, 6281, 7423, 7436, 9707, 9724, 11492, 12562, 14846, 19414, 25124, 29692, 31603, 38828, 63206, 81653, 96499, 106777, 126191, 126412, 163306, 192998, 213554, 252382, 326612, 385996, 427108, 504764, 1061489, 1388101, 1640483, 2122978, 2776202, 3280966, 4245956, 5552404, 6561932, 18045313, 36090626, 72181252]

約数ペア:

[(1, 72181252), (2, 36090626), (4, 18045313), (11, 6561932), (13, 5552404), (17, 4245956), (22, 3280966), (26, 2776202), (34, 2122978), (44, 1640483), (52, 1388101), (68, 1061489), (143, 504764), (169, 427108), (187, 385996), (221, 326612), (286, 252382), (338, 213554), (374, 192998), (442, 163306), (571, 126412), (572, 126191), (676, 106777), (748, 96499), (884, 81653), (1142, 63206), (1859, 38828), (2284, 31603), (2431, 29692), (2873, 25124), (3718, 19414), (4862, 14846), (5746, 12562), (6281, 11492), (7423, 9724), (7436, 9707)]