81152760

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{52021}}^1$

素因数の和:52048

約数の個数: 64

約数和(自身を含む): 262190880

約数和(自身を除く): 181038120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 52021, 104042, 156063, 208084, 260105, 312126, 416168, 520210, 624252, 676273, 780315, 1040420, 1248504, 1352546, 1560630, 2028819, 2080840, 2705092, 3121260, 3381365, 4057638, 5410184, 6242520, 6762730, 8115276, 10144095, 13525460, 16230552, 20288190, 27050920, 40576380, 81152760]

約数ペア:

[(1, 81152760), (2, 40576380), (3, 27050920), (4, 20288190), (5, 16230552), (6, 13525460), (8, 10144095), (10, 8115276), (12, 6762730), (13, 6242520), (15, 5410184), (20, 4057638), (24, 3381365), (26, 3121260), (30, 2705092), (39, 2080840), (40, 2028819), (52, 1560630), (60, 1352546), (65, 1248504), (78, 1040420), (104, 780315), (120, 676273), (130, 624252), (156, 520210), (195, 416168), (260, 312126), (312, 260105), (390, 208084), (520, 156063), (780, 104042), (1560, 52021)]