25234930

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{401}}^1$

素因数の和:475

約数の個数: 64

約数和(自身を含む): 55572480

約数和(自身を除く): 30337550

約数列:

[1, 2, 5, 7, 10, 14, 29, 31, 35, 58, 62, 70, 145, 155, 203, 217, 290, 310, 401, 406, 434, 802, 899, 1015, 1085, 1798, 2005, 2030, 2170, 2807, 4010, 4495, 5614, 6293, 8990, 11629, 12431, 12586, 14035, 23258, 24862, 28070, 31465, 58145, 62155, 62930, 81403, 87017, 116290, 124310, 162806, 174034, 360499, 407015, 435085, 720998, 814030, 870170, 1802495, 2523493, 3604990, 5046986, 12617465, 25234930]

約数ペア:

[(1, 25234930), (2, 12617465), (5, 5046986), (7, 3604990), (10, 2523493), (14, 1802495), (29, 870170), (31, 814030), (35, 720998), (58, 435085), (62, 407015), (70, 360499), (145, 174034), (155, 162806), (203, 124310), (217, 116290), (290, 87017), (310, 81403), (401, 62930), (406, 62155), (434, 58145), (802, 31465), (899, 28070), (1015, 24862), (1085, 23258), (1798, 14035), (2005, 12586), (2030, 12431), (2170, 11629), (2807, 8990), (4010, 6293), (4495, 5614)]