87809540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{48247}}^1$

素因数の和:48276

約数の個数: 48

約数和(自身を含む): 226958592

約数和(自身を除く): 139149052

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 48247, 96494, 192988, 241235, 337729, 482470, 627211, 675458, 964940, 1254422, 1350916, 1688645, 2508844, 3136055, 3377290, 4390477, 6272110, 6754580, 8780954, 12544220, 17561908, 21952385, 43904770, 87809540]

約数ペア:

[(1, 87809540), (2, 43904770), (4, 21952385), (5, 17561908), (7, 12544220), (10, 8780954), (13, 6754580), (14, 6272110), (20, 4390477), (26, 3377290), (28, 3136055), (35, 2508844), (52, 1688645), (65, 1350916), (70, 1254422), (91, 964940), (130, 675458), (140, 627211), (182, 482470), (260, 337729), (364, 241235), (455, 192988), (910, 96494), (1820, 48247)]