25316340

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{79}}^1\times {\mathrm{109}}^1$

素因数の和:214

約数の個数: 144

約数和(自身を含む): 84268800

約数和(自身を除く): 58952460

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 79, 84, 98, 105, 109, 140, 147, 158, 196, 210, 218, 237, 245, 294, 316, 327, 395, 420, 436, 474, 490, 545, 553, 588, 654, 735, 763, 790, 948, 980, 1090, 1106, 1185, 1308, 1470, 1526, 1580, 1635, 1659, 2180, 2212, 2289, 2370, 2765, 2940, 3052, 3270, 3318, 3815, 3871, 4578, 4740, 5341, 5530, 6540, 6636, 7630, 7742, 8295, 8611, 9156, 10682, 11060, 11445, 11613, 15260, 15484, 16023, 16590, 17222, 19355, 21364, 22890, 23226, 25833, 26705, 32046, 33180, 34444, 38710, 43055, 45780, 46452, 51666, 53410, 58065, 60277, 64092, 77420, 80115, 86110, 103332, 106820, 116130, 120554, 129165, 160230, 172220, 180831, 232260, 241108, 258330, 301385, 320460, 361662, 421939, 516660, 602770, 723324, 843878, 904155, 1205540, 1265817, 1687756, 1808310, 2109695, 2531634, 3616620, 4219390, 5063268, 6329085, 8438780, 12658170, 25316340]

約数ペア:

[(1, 25316340), (2, 12658170), (3, 8438780), (4, 6329085), (5, 5063268), (6, 4219390), (7, 3616620), (10, 2531634), (12, 2109695), (14, 1808310), (15, 1687756), (20, 1265817), (21, 1205540), (28, 904155), (30, 843878), (35, 723324), (42, 602770), (49, 516660), (60, 421939), (70, 361662), (79, 320460), (84, 301385), (98, 258330), (105, 241108), (109, 232260), (140, 180831), (147, 172220), (158, 160230), (196, 129165), (210, 120554), (218, 116130), (237, 106820), (245, 103332), (294, 86110), (316, 80115), (327, 77420), (395, 64092), (420, 60277), (436, 58065), (474, 53410), (490, 51666), (545, 46452), (553, 45780), (588, 43055), (654, 38710), (735, 34444), (763, 33180), (790, 32046), (948, 26705), (980, 25833), (1090, 23226), (1106, 22890), (1185, 21364), (1308, 19355), (1470, 17222), (1526, 16590), (1580, 16023), (1635, 15484), (1659, 15260), (2180, 11613), (2212, 11445), (2289, 11060), (2370, 10682), (2765, 9156), (2940, 8611), (3052, 8295), (3270, 7742), (3318, 7630), (3815, 6636), (3871, 6540), (4578, 5530), (4740, 5341)]