51801360

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{16603}}^1$

素因数の和:16632

約数の個数: 80

約数和(自身を含む): 172947264

約数和(自身を除く): 121145904

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 195, 208, 240, 260, 312, 390, 520, 624, 780, 1040, 1560, 3120, 16603, 33206, 49809, 66412, 83015, 99618, 132824, 166030, 199236, 215839, 249045, 265648, 332060, 398472, 431678, 498090, 647517, 664120, 796944, 863356, 996180, 1079195, 1295034, 1328240, 1726712, 1992360, 2158390, 2590068, 3237585, 3453424, 3984720, 4316780, 5180136, 6475170, 8633560, 10360272, 12950340, 17267120, 25900680, 51801360]

約数ペア:

[(1, 51801360), (2, 25900680), (3, 17267120), (4, 12950340), (5, 10360272), (6, 8633560), (8, 6475170), (10, 5180136), (12, 4316780), (13, 3984720), (15, 3453424), (16, 3237585), (20, 2590068), (24, 2158390), (26, 1992360), (30, 1726712), (39, 1328240), (40, 1295034), (48, 1079195), (52, 996180), (60, 863356), (65, 796944), (78, 664120), (80, 647517), (104, 498090), (120, 431678), (130, 398472), (156, 332060), (195, 265648), (208, 249045), (240, 215839), (260, 199236), (312, 166030), (390, 132824), (520, 99618), (624, 83015), (780, 66412), (1040, 49809), (1560, 33206), (3120, 16603)]