87528155

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{379}}^1$

素因数の和:444

約数の個数: 64

約数和(自身を含む): 137894400

約数和(自身を除く): 50366245

約数列:

[1, 5, 11, 13, 17, 19, 55, 65, 85, 95, 143, 187, 209, 221, 247, 323, 379, 715, 935, 1045, 1105, 1235, 1615, 1895, 2431, 2717, 3553, 4169, 4199, 4927, 6443, 7201, 12155, 13585, 17765, 20845, 20995, 24635, 32215, 36005, 46189, 54197, 70873, 79211, 83759, 93613, 122417, 230945, 270985, 354365, 396055, 418795, 468065, 612085, 921349, 1029743, 1346587, 1591421, 4606745, 5148715, 6732935, 7957105, 17505631, 87528155]

約数ペア:

[(1, 87528155), (5, 17505631), (11, 7957105), (13, 6732935), (17, 5148715), (19, 4606745), (55, 1591421), (65, 1346587), (85, 1029743), (95, 921349), (143, 612085), (187, 468065), (209, 418795), (221, 396055), (247, 354365), (323, 270985), (379, 230945), (715, 122417), (935, 93613), (1045, 83759), (1105, 79211), (1235, 70873), (1615, 54197), (1895, 46189), (2431, 36005), (2717, 32215), (3553, 24635), (4169, 20995), (4199, 20845), (4927, 17765), (6443, 13585), (7201, 12155)]