78577632016

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1013}}^1\times {\mathrm{21937}}^1$

素因数の和:22988

約数の個数: 80

約数和(自身を含む): 173778971184

約数和(自身を除く): 95201339168

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 34, 52, 68, 104, 136, 208, 221, 272, 442, 884, 1013, 1768, 2026, 3536, 4052, 8104, 13169, 16208, 17221, 21937, 26338, 34442, 43874, 52676, 68884, 87748, 105352, 137768, 175496, 210704, 223873, 275536, 285181, 350992, 372929, 447746, 570362, 745858, 895492, 1140724, 1491716, 1790984, 2281448, 2983432, 3581968, 4562896, 4848077, 5966864, 9696154, 19392308, 22222181, 38784616, 44444362, 77569232, 88888724, 177777448, 288888353, 355554896, 377777077, 577776706, 755554154, 1155553412, 1511108308, 2311106824, 3022216616, 4622213648, 4911102001, 6044433232, 9822204002, 19644408004, 39288816008, 78577632016]

約数ペア:

[(1, 78577632016), (2, 39288816008), (4, 19644408004), (8, 9822204002), (13, 6044433232), (16, 4911102001), (17, 4622213648), (26, 3022216616), (34, 2311106824), (52, 1511108308), (68, 1155553412), (104, 755554154), (136, 577776706), (208, 377777077), (221, 355554896), (272, 288888353), (442, 177777448), (884, 88888724), (1013, 77569232), (1768, 44444362), (2026, 38784616), (3536, 22222181), (4052, 19392308), (8104, 9696154), (13169, 5966864), (16208, 4848077), (17221, 4562896), (21937, 3581968), (26338, 2983432), (34442, 2281448), (43874, 1790984), (52676, 1491716), (68884, 1140724), (87748, 895492), (105352, 745858), (137768, 570362), (175496, 447746), (210704, 372929), (223873, 350992), (275536, 285181)]