26325320

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{631}}^1$

素因数の和:798

約数の個数: 64

約数和(自身を含む): 68256000

約数和(自身を除く): 41930680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 149, 280, 298, 596, 631, 745, 1043, 1192, 1262, 1490, 2086, 2524, 2980, 3155, 4172, 4417, 5048, 5215, 5960, 6310, 8344, 8834, 10430, 12620, 17668, 20860, 22085, 25240, 35336, 41720, 44170, 88340, 94019, 176680, 188038, 376076, 470095, 658133, 752152, 940190, 1316266, 1880380, 2632532, 3290665, 3760760, 5265064, 6581330, 13162660, 26325320]

約数ペア:

[(1, 26325320), (2, 13162660), (4, 6581330), (5, 5265064), (7, 3760760), (8, 3290665), (10, 2632532), (14, 1880380), (20, 1316266), (28, 940190), (35, 752152), (40, 658133), (56, 470095), (70, 376076), (140, 188038), (149, 176680), (280, 94019), (298, 88340), (596, 44170), (631, 41720), (745, 35336), (1043, 25240), (1192, 22085), (1262, 20860), (1490, 17668), (2086, 12620), (2524, 10430), (2980, 8834), (3155, 8344), (4172, 6310), (4417, 5960), (5048, 5215)]