89751221404

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{631}}^1\times {\mathrm{12377}}^1$

素因数の和:13055

約数の個数: 72

約数和(自身を含む): 180380335968

約数和(自身を除く): 90629114564

約数列:

[1, 2, 4, 13, 17, 26, 34, 52, 68, 169, 221, 338, 442, 631, 676, 884, 1262, 2524, 2873, 5746, 8203, 10727, 11492, 12377, 16406, 21454, 24754, 32812, 42908, 49508, 106639, 139451, 160901, 210409, 213278, 278902, 321802, 420818, 426556, 557804, 643604, 841636, 1812863, 2091713, 2735317, 3625726, 4183426, 5470634, 7251452, 7809887, 8366852, 10941268, 15619774, 31239548, 35559121, 71118242, 101528531, 132768079, 142236484, 203057062, 265536158, 406114124, 531072316, 1319870903, 1725985027, 2639741806, 3451970054, 5279483612, 6903940108, 22437805351, 44875610702, 89751221404]

約数ペア:

[(1, 89751221404), (2, 44875610702), (4, 22437805351), (13, 6903940108), (17, 5279483612), (26, 3451970054), (34, 2639741806), (52, 1725985027), (68, 1319870903), (169, 531072316), (221, 406114124), (338, 265536158), (442, 203057062), (631, 142236484), (676, 132768079), (884, 101528531), (1262, 71118242), (2524, 35559121), (2873, 31239548), (5746, 15619774), (8203, 10941268), (10727, 8366852), (11492, 7809887), (12377, 7251452), (16406, 5470634), (21454, 4183426), (24754, 3625726), (32812, 2735317), (42908, 2091713), (49508, 1812863), (106639, 841636), (139451, 643604), (160901, 557804), (210409, 426556), (213278, 420818), (278902, 321802)]