81089190

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{9901}}^1$

素因数の和:9934

約数の個数: 96

約数和(自身を含む): 259511616

約数和(自身を除く): 178422426

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 13, 14, 15, 18, 21, 26, 30, 35, 39, 42, 45, 63, 65, 70, 78, 90, 91, 105, 117, 126, 130, 182, 195, 210, 234, 273, 315, 390, 455, 546, 585, 630, 819, 910, 1170, 1365, 1638, 2730, 4095, 8190, 9901, 19802, 29703, 49505, 59406, 69307, 89109, 99010, 128713, 138614, 148515, 178218, 207921, 257426, 297030, 346535, 386139, 415842, 445545, 623763, 643565, 693070, 772278, 891090, 900991, 1039605, 1158417, 1247526, 1287130, 1801982, 1930695, 2079210, 2316834, 2702973, 3118815, 3861390, 4504955, 5405946, 5792085, 6237630, 8108919, 9009910, 11584170, 13514865, 16217838, 27029730, 40544595, 81089190]

約数ペア:

[(1, 81089190), (2, 40544595), (3, 27029730), (5, 16217838), (6, 13514865), (7, 11584170), (9, 9009910), (10, 8108919), (13, 6237630), (14, 5792085), (15, 5405946), (18, 4504955), (21, 3861390), (26, 3118815), (30, 2702973), (35, 2316834), (39, 2079210), (42, 1930695), (45, 1801982), (63, 1287130), (65, 1247526), (70, 1158417), (78, 1039605), (90, 900991), (91, 891090), (105, 772278), (117, 693070), (126, 643565), (130, 623763), (182, 445545), (195, 415842), (210, 386139), (234, 346535), (273, 297030), (315, 257426), (390, 207921), (455, 178218), (546, 148515), (585, 138614), (630, 128713), (819, 99010), (910, 89109), (1170, 69307), (1365, 59406), (1638, 49505), (2730, 29703), (4095, 19802), (8190, 9901)]