1296820525

素因数分解:

$5^2\times 7^2\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{673}}^1$

素因数の和:732

約数の個数: 108

約数和(自身を含む): 2217563796

約数和(自身を除く): 920743271

約数列:

[1, 5, 7, 11, 13, 25, 35, 49, 55, 65, 77, 91, 121, 143, 175, 245, 275, 325, 385, 455, 539, 605, 637, 673, 715, 847, 1001, 1225, 1573, 1925, 2275, 2695, 3025, 3185, 3365, 3575, 4235, 4711, 5005, 5929, 7007, 7403, 7865, 8749, 11011, 13475, 15925, 16825, 21175, 23555, 25025, 29645, 32977, 35035, 37015, 39325, 43745, 51821, 55055, 61243, 77077, 81433, 96239, 117775, 148225, 164885, 175175, 185075, 218725, 259105, 275275, 306215, 362747, 385385, 407165, 428701, 481195, 570031, 673673, 824425, 1058629, 1295525, 1531075, 1813735, 1926925, 2035825, 2143505, 2405975, 2850155, 3368365, 3990217, 4715711, 5293145, 7410403, 9068675, 10717525, 14250775, 16841825, 19951085, 23578555, 26465725, 37052015, 51872821, 99755425, 117892775, 185260075, 259364105, 1296820525]

約数ペア:

[(1, 1296820525), (5, 259364105), (7, 185260075), (11, 117892775), (13, 99755425), (25, 51872821), (35, 37052015), (49, 26465725), (55, 23578555), (65, 19951085), (77, 16841825), (91, 14250775), (121, 10717525), (143, 9068675), (175, 7410403), (245, 5293145), (275, 4715711), (325, 3990217), (385, 3368365), (455, 2850155), (539, 2405975), (605, 2143505), (637, 2035825), (673, 1926925), (715, 1813735), (847, 1531075), (1001, 1295525), (1225, 1058629), (1573, 824425), (1925, 673673), (2275, 570031), (2695, 481195), (3025, 428701), (3185, 407165), (3365, 385385), (3575, 362747), (4235, 306215), (4711, 275275), (5005, 259105), (5929, 218725), (7007, 185075), (7403, 175175), (7865, 164885), (8749, 148225), (11011, 117775), (13475, 96239), (15925, 81433), (16825, 77077), (21175, 61243), (23555, 55055), (25025, 51821), (29645, 43745), (32977, 39325), (35035, 37015)]