1285497730

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{151}}^1\times {\mathrm{193}}^1\times {\mathrm{401}}^1$

素因数の和:763

約数の個数: 64

約数和(自身を含む): 2560502016

約数和(自身を除く): 1275004286

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 151, 193, 302, 386, 401, 755, 802, 965, 1510, 1661, 1930, 2005, 2123, 3322, 4010, 4246, 4411, 8305, 8822, 10615, 16610, 21230, 22055, 29143, 44110, 58286, 60551, 77393, 121102, 145715, 154786, 291430, 302755, 320573, 386965, 605510, 641146, 666061, 773930, 851323, 1332122, 1602865, 1702646, 3205730, 3330305, 4256615, 6660610, 8513230, 11686343, 23372686, 58431715, 116863430, 128549773, 257099546, 642748865, 1285497730]

約数ペア:

[(1, 1285497730), (2, 642748865), (5, 257099546), (10, 128549773), (11, 116863430), (22, 58431715), (55, 23372686), (110, 11686343), (151, 8513230), (193, 6660610), (302, 4256615), (386, 3330305), (401, 3205730), (755, 1702646), (802, 1602865), (965, 1332122), (1510, 851323), (1661, 773930), (1930, 666061), (2005, 641146), (2123, 605510), (3322, 386965), (4010, 320573), (4246, 302755), (4411, 291430), (8305, 154786), (8822, 145715), (10615, 121102), (16610, 77393), (21230, 60551), (22055, 58286), (29143, 44110)]