28678300

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{773}}^1$

素因数の和:847

約数の個数: 72

約数和(自身を含む): 72557856

約数和(自身を除く): 43879556

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 53, 70, 100, 106, 140, 175, 212, 265, 350, 371, 530, 700, 742, 773, 1060, 1325, 1484, 1546, 1855, 2650, 3092, 3710, 3865, 5300, 5411, 7420, 7730, 9275, 10822, 15460, 18550, 19325, 21644, 27055, 37100, 38650, 40969, 54110, 77300, 81938, 108220, 135275, 163876, 204845, 270550, 286783, 409690, 541100, 573566, 819380, 1024225, 1147132, 1433915, 2048450, 2867830, 4096900, 5735660, 7169575, 14339150, 28678300]

約数ペア:

[(1, 28678300), (2, 14339150), (4, 7169575), (5, 5735660), (7, 4096900), (10, 2867830), (14, 2048450), (20, 1433915), (25, 1147132), (28, 1024225), (35, 819380), (50, 573566), (53, 541100), (70, 409690), (100, 286783), (106, 270550), (140, 204845), (175, 163876), (212, 135275), (265, 108220), (350, 81938), (371, 77300), (530, 54110), (700, 40969), (742, 38650), (773, 37100), (1060, 27055), (1325, 21644), (1484, 19325), (1546, 18550), (1855, 15460), (2650, 10822), (3092, 9275), (3710, 7730), (3865, 7420), (5300, 5411)]