5189289025

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{41}}^2\times {\mathrm{67}}^1\times {\mathrm{97}}^1$

素因数の和:275

約数の個数: 72

約数和(自身を含む): 7118884640

約数和(自身を除く): 1929595615

約数列:

[1, 5, 19, 25, 41, 67, 95, 97, 205, 335, 475, 485, 779, 1025, 1273, 1675, 1681, 1843, 2425, 2747, 3895, 3977, 6365, 6499, 8405, 9215, 13735, 19475, 19885, 31825, 31939, 32495, 42025, 46075, 52193, 68675, 75563, 99425, 112627, 123481, 159695, 162475, 163057, 260965, 266459, 377815, 563135, 617405, 798475, 815285, 1304825, 1332295, 1889075, 2139913, 2815675, 3087025, 3098083, 4076425, 5062721, 6661475, 10699565, 10924819, 15490415, 25313605, 53497825, 54624095, 77452075, 126568025, 207571561, 273120475, 1037857805, 5189289025]

約数ペア:

[(1, 5189289025), (5, 1037857805), (19, 273120475), (25, 207571561), (41, 126568025), (67, 77452075), (95, 54624095), (97, 53497825), (205, 25313605), (335, 15490415), (475, 10924819), (485, 10699565), (779, 6661475), (1025, 5062721), (1273, 4076425), (1675, 3098083), (1681, 3087025), (1843, 2815675), (2425, 2139913), (2747, 1889075), (3895, 1332295), (3977, 1304825), (6365, 815285), (6499, 798475), (8405, 617405), (9215, 563135), (13735, 377815), (19475, 266459), (19885, 260965), (31825, 163057), (31939, 162475), (32495, 159695), (42025, 123481), (46075, 112627), (52193, 99425), (68675, 75563)]