78899730

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{28901}}^1$

素因数の和:28931

約数の個数: 64

約数和(自身を含む): 233065728

約数和(自身を除く): 154165998

約数列:

[1, 2, 3, 5, 6, 7, 10, 13, 14, 15, 21, 26, 30, 35, 39, 42, 65, 70, 78, 91, 105, 130, 182, 195, 210, 273, 390, 455, 546, 910, 1365, 2730, 28901, 57802, 86703, 144505, 173406, 202307, 289010, 375713, 404614, 433515, 606921, 751426, 867030, 1011535, 1127139, 1213842, 1878565, 2023070, 2254278, 2629991, 3034605, 3757130, 5259982, 5635695, 6069210, 7889973, 11271390, 13149955, 15779946, 26299910, 39449865, 78899730]

約数ペア:

[(1, 78899730), (2, 39449865), (3, 26299910), (5, 15779946), (6, 13149955), (7, 11271390), (10, 7889973), (13, 6069210), (14, 5635695), (15, 5259982), (21, 3757130), (26, 3034605), (30, 2629991), (35, 2254278), (39, 2023070), (42, 1878565), (65, 1213842), (70, 1127139), (78, 1011535), (91, 867030), (105, 751426), (130, 606921), (182, 433515), (195, 404614), (210, 375713), (273, 289010), (390, 202307), (455, 173406), (546, 144505), (910, 86703), (1365, 57802), (2730, 28901)]