22571900

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{179}}^1$

素因数の和:303

約数の個数: 72

約数和(自身を含む): 53590320

約数和(自身を除く): 31018420

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 97, 100, 130, 179, 194, 260, 325, 358, 388, 485, 650, 716, 895, 970, 1261, 1300, 1790, 1940, 2327, 2425, 2522, 3580, 4475, 4654, 4850, 5044, 6305, 8950, 9308, 9700, 11635, 12610, 17363, 17900, 23270, 25220, 31525, 34726, 46540, 58175, 63050, 69452, 86815, 116350, 126100, 173630, 225719, 232700, 347260, 434075, 451438, 868150, 902876, 1128595, 1736300, 2257190, 4514380, 5642975, 11285950, 22571900]

約数ペア:

[(1, 22571900), (2, 11285950), (4, 5642975), (5, 4514380), (10, 2257190), (13, 1736300), (20, 1128595), (25, 902876), (26, 868150), (50, 451438), (52, 434075), (65, 347260), (97, 232700), (100, 225719), (130, 173630), (179, 126100), (194, 116350), (260, 86815), (325, 69452), (358, 63050), (388, 58175), (485, 46540), (650, 34726), (716, 31525), (895, 25220), (970, 23270), (1261, 17900), (1300, 17363), (1790, 12610), (1940, 11635), (2327, 9700), (2425, 9308), (2522, 8950), (3580, 6305), (4475, 5044), (4654, 4850)]