401030864

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{107}}^1\times {\mathrm{487}}^1$

素因数の和:652

約数の個数: 80

約数和(自身を含む): 869194368

約数和(自身を除く): 468163504

約数列:

[1, 2, 4, 8, 13, 16, 26, 37, 52, 74, 104, 107, 148, 208, 214, 296, 428, 481, 487, 592, 856, 962, 974, 1391, 1712, 1924, 1948, 2782, 3848, 3896, 3959, 5564, 6331, 7696, 7792, 7918, 11128, 12662, 15836, 18019, 22256, 25324, 31672, 36038, 50648, 51467, 52109, 63344, 72076, 101296, 102934, 104218, 144152, 205868, 208436, 234247, 288304, 411736, 416872, 468494, 677417, 823472, 833744, 936988, 1354834, 1873976, 1928033, 2709668, 3747952, 3856066, 5419336, 7712132, 10838672, 15424264, 25064429, 30848528, 50128858, 100257716, 200515432, 401030864]

約数ペア:

[(1, 401030864), (2, 200515432), (4, 100257716), (8, 50128858), (13, 30848528), (16, 25064429), (26, 15424264), (37, 10838672), (52, 7712132), (74, 5419336), (104, 3856066), (107, 3747952), (148, 2709668), (208, 1928033), (214, 1873976), (296, 1354834), (428, 936988), (481, 833744), (487, 823472), (592, 677417), (856, 468494), (962, 416872), (974, 411736), (1391, 288304), (1712, 234247), (1924, 208436), (1948, 205868), (2782, 144152), (3848, 104218), (3896, 102934), (3959, 101296), (5564, 72076), (6331, 63344), (7696, 52109), (7792, 51467), (7918, 50648), (11128, 36038), (12662, 31672), (15836, 25324), (18019, 22256)]