8320130

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{223}}^1$

素因数の和:291

約数の個数: 64

約数和(自身を含む): 18966528

約数和(自身を除く): 10646398

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 41, 65, 70, 82, 91, 130, 182, 205, 223, 287, 410, 446, 455, 533, 574, 910, 1066, 1115, 1435, 1561, 2230, 2665, 2870, 2899, 3122, 3731, 5330, 5798, 7462, 7805, 9143, 14495, 15610, 18286, 18655, 20293, 28990, 37310, 40586, 45715, 64001, 91430, 101465, 118859, 128002, 202930, 237718, 320005, 594295, 640010, 832013, 1188590, 1664026, 4160065, 8320130]

約数ペア:

[(1, 8320130), (2, 4160065), (5, 1664026), (7, 1188590), (10, 832013), (13, 640010), (14, 594295), (26, 320005), (35, 237718), (41, 202930), (65, 128002), (70, 118859), (82, 101465), (91, 91430), (130, 64001), (182, 45715), (205, 40586), (223, 37310), (287, 28990), (410, 20293), (446, 18655), (455, 18286), (533, 15610), (574, 14495), (910, 9143), (1066, 7805), (1115, 7462), (1435, 5798), (1561, 5330), (2230, 3731), (2665, 3122), (2870, 2899)]