65540960

素因数分解:

$2^5\times 5^1\times {\mathrm{41}}^1\times {\mathrm{97}}^1\times {\mathrm{103}}^1$

素因数の和:256

約数の個数: 96

約数和(自身を含む): 161808192

約数和(自身を除く): 96267232

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 80, 82, 97, 103, 160, 164, 194, 205, 206, 328, 388, 410, 412, 485, 515, 656, 776, 820, 824, 970, 1030, 1312, 1552, 1640, 1648, 1940, 2060, 3104, 3280, 3296, 3880, 3977, 4120, 4223, 6560, 7760, 7954, 8240, 8446, 9991, 15520, 15908, 16480, 16892, 19885, 19982, 21115, 31816, 33784, 39770, 39964, 42230, 49955, 63632, 67568, 79540, 79928, 84460, 99910, 127264, 135136, 159080, 159856, 168920, 199820, 318160, 319712, 337840, 399640, 409631, 636320, 675680, 799280, 819262, 1598560, 1638524, 2048155, 3277048, 4096310, 6554096, 8192620, 13108192, 16385240, 32770480, 65540960]

約数ペア:

[(1, 65540960), (2, 32770480), (4, 16385240), (5, 13108192), (8, 8192620), (10, 6554096), (16, 4096310), (20, 3277048), (32, 2048155), (40, 1638524), (41, 1598560), (80, 819262), (82, 799280), (97, 675680), (103, 636320), (160, 409631), (164, 399640), (194, 337840), (205, 319712), (206, 318160), (328, 199820), (388, 168920), (410, 159856), (412, 159080), (485, 135136), (515, 127264), (656, 99910), (776, 84460), (820, 79928), (824, 79540), (970, 67568), (1030, 63632), (1312, 49955), (1552, 42230), (1640, 39964), (1648, 39770), (1940, 33784), (2060, 31816), (3104, 21115), (3280, 19982), (3296, 19885), (3880, 16892), (3977, 16480), (4120, 15908), (4223, 15520), (6560, 9991), (7760, 8446), (7954, 8240)]