18051232300

素因数分解:

$2^2\times 5^2\times {\mathrm{43}}^2\times {\mathrm{233}}^1\times {\mathrm{419}}^1$

素因数の和:752

約数の個数: 108

約数和(自身を含む): 40371556680

約数和(自身を除く): 22320324380

約数列:

[1, 2, 4, 5, 10, 20, 25, 43, 50, 86, 100, 172, 215, 233, 419, 430, 466, 838, 860, 932, 1075, 1165, 1676, 1849, 2095, 2150, 2330, 3698, 4190, 4300, 4660, 5825, 7396, 8380, 9245, 10019, 10475, 11650, 18017, 18490, 20038, 20950, 23300, 36034, 36980, 40076, 41900, 46225, 50095, 72068, 90085, 92450, 97627, 100190, 180170, 184900, 195254, 200380, 250475, 360340, 390508, 430817, 450425, 488135, 500950, 774731, 861634, 900850, 976270, 1001900, 1549462, 1723268, 1801700, 1952540, 2154085, 2440675, 3098924, 3873655, 4197961, 4308170, 4881350, 7747310, 8395922, 8616340, 9762700, 10770425, 15494620, 16791844, 19368275, 20989805, 21540850, 38736550, 41979610, 43081700, 77473100, 83959220, 104949025, 180512323, 209898050, 361024646, 419796100, 722049292, 902561615, 1805123230, 3610246460, 4512808075, 9025616150, 18051232300]

約数ペア:

[(1, 18051232300), (2, 9025616150), (4, 4512808075), (5, 3610246460), (10, 1805123230), (20, 902561615), (25, 722049292), (43, 419796100), (50, 361024646), (86, 209898050), (100, 180512323), (172, 104949025), (215, 83959220), (233, 77473100), (419, 43081700), (430, 41979610), (466, 38736550), (838, 21540850), (860, 20989805), (932, 19368275), (1075, 16791844), (1165, 15494620), (1676, 10770425), (1849, 9762700), (2095, 8616340), (2150, 8395922), (2330, 7747310), (3698, 4881350), (4190, 4308170), (4300, 4197961), (4660, 3873655), (5825, 3098924), (7396, 2440675), (8380, 2154085), (9245, 1952540), (10019, 1801700), (10475, 1723268), (11650, 1549462), (18017, 1001900), (18490, 976270), (20038, 900850), (20950, 861634), (23300, 774731), (36034, 500950), (36980, 488135), (40076, 450425), (41900, 430817), (46225, 390508), (50095, 360340), (72068, 250475), (90085, 200380), (92450, 195254), (97627, 184900), (100190, 180170)]