1180621000

素因数分解:

$2^3\times 5^3\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{461}}^1$

素因数の和:692

約数の個数: 128

約数和(自身を含む): 2996753760

約数和(自身を除く): 1816132760

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 40, 50, 52, 65, 100, 104, 125, 130, 197, 200, 250, 260, 325, 394, 461, 500, 520, 650, 788, 922, 985, 1000, 1300, 1576, 1625, 1844, 1970, 2305, 2561, 2600, 3250, 3688, 3940, 4610, 4925, 5122, 5993, 6500, 7880, 9220, 9850, 10244, 11525, 11986, 12805, 13000, 18440, 19700, 20488, 23050, 23972, 24625, 25610, 29965, 39400, 46100, 47944, 49250, 51220, 57625, 59930, 64025, 90817, 92200, 98500, 102440, 115250, 119860, 128050, 149825, 181634, 197000, 230500, 239720, 256100, 299650, 320125, 363268, 454085, 461000, 512200, 599300, 640250, 726536, 749125, 908170, 1180621, 1198600, 1280500, 1498250, 1816340, 2270425, 2361242, 2561000, 2996500, 3632680, 4540850, 4722484, 5903105, 5993000, 9081700, 9444968, 11352125, 11806210, 18163400, 22704250, 23612420, 29515525, 45408500, 47224840, 59031050, 90817000, 118062100, 147577625, 236124200, 295155250, 590310500, 1180621000]

約数ペア:

[(1, 1180621000), (2, 590310500), (4, 295155250), (5, 236124200), (8, 147577625), (10, 118062100), (13, 90817000), (20, 59031050), (25, 47224840), (26, 45408500), (40, 29515525), (50, 23612420), (52, 22704250), (65, 18163400), (100, 11806210), (104, 11352125), (125, 9444968), (130, 9081700), (197, 5993000), (200, 5903105), (250, 4722484), (260, 4540850), (325, 3632680), (394, 2996500), (461, 2561000), (500, 2361242), (520, 2270425), (650, 1816340), (788, 1498250), (922, 1280500), (985, 1198600), (1000, 1180621), (1300, 908170), (1576, 749125), (1625, 726536), (1844, 640250), (1970, 599300), (2305, 512200), (2561, 461000), (2600, 454085), (3250, 363268), (3688, 320125), (3940, 299650), (4610, 256100), (4925, 239720), (5122, 230500), (5993, 197000), (6500, 181634), (7880, 149825), (9220, 128050), (9850, 119860), (10244, 115250), (11525, 102440), (11986, 98500), (12805, 92200), (13000, 90817), (18440, 64025), (19700, 59930), (20488, 57625), (23050, 51220), (23972, 49250), (24625, 47944), (25610, 46100), (29965, 39400)]