84407720

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{1229}}^1$

素因数の和:1358

約数の個数: 64

約数和(自身を含む): 203245200

約数和(自身を除く): 118837480

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 101, 136, 170, 202, 340, 404, 505, 680, 808, 1010, 1229, 1717, 2020, 2458, 3434, 4040, 4916, 6145, 6868, 8585, 9832, 12290, 13736, 17170, 20893, 24580, 34340, 41786, 49160, 68680, 83572, 104465, 124129, 167144, 208930, 248258, 417860, 496516, 620645, 835720, 993032, 1241290, 2110193, 2482580, 4220386, 4965160, 8440772, 10550965, 16881544, 21101930, 42203860, 84407720]

約数ペア:

[(1, 84407720), (2, 42203860), (4, 21101930), (5, 16881544), (8, 10550965), (10, 8440772), (17, 4965160), (20, 4220386), (34, 2482580), (40, 2110193), (68, 1241290), (85, 993032), (101, 835720), (136, 620645), (170, 496516), (202, 417860), (340, 248258), (404, 208930), (505, 167144), (680, 124129), (808, 104465), (1010, 83572), (1229, 68680), (1717, 49160), (2020, 41786), (2458, 34340), (3434, 24580), (4040, 20893), (4916, 17170), (6145, 13736), (6868, 12290), (8585, 9832)]