65057840

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{709}}^1$

素因数の和:790

約数の個数: 80

約数和(自身を含む): 160584960

約数和(自身を除く): 95527120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 37, 40, 62, 74, 80, 124, 148, 155, 185, 248, 296, 310, 370, 496, 592, 620, 709, 740, 1147, 1240, 1418, 1480, 2294, 2480, 2836, 2960, 3545, 4588, 5672, 5735, 7090, 9176, 11344, 11470, 14180, 18352, 21979, 22940, 26233, 28360, 43958, 45880, 52466, 56720, 87916, 91760, 104932, 109895, 131165, 175832, 209864, 219790, 262330, 351664, 419728, 439580, 524660, 813223, 879160, 1049320, 1626446, 1758320, 2098640, 3252892, 4066115, 6505784, 8132230, 13011568, 16264460, 32528920, 65057840]

約数ペア:

[(1, 65057840), (2, 32528920), (4, 16264460), (5, 13011568), (8, 8132230), (10, 6505784), (16, 4066115), (20, 3252892), (31, 2098640), (37, 1758320), (40, 1626446), (62, 1049320), (74, 879160), (80, 813223), (124, 524660), (148, 439580), (155, 419728), (185, 351664), (248, 262330), (296, 219790), (310, 209864), (370, 175832), (496, 131165), (592, 109895), (620, 104932), (709, 91760), (740, 87916), (1147, 56720), (1240, 52466), (1418, 45880), (1480, 43958), (2294, 28360), (2480, 26233), (2836, 22940), (2960, 21979), (3545, 18352), (4588, 14180), (5672, 11470), (5735, 11344), (7090, 9176)]