145498340

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{13649}}^1$

素因数の和:13712

約数の個数: 48

約数和(自身を含む): 337100400

約数和(自身を除く): 191602060

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 41, 52, 65, 82, 130, 164, 205, 260, 410, 533, 820, 1066, 2132, 2665, 5330, 10660, 13649, 27298, 54596, 68245, 136490, 177437, 272980, 354874, 559609, 709748, 887185, 1119218, 1774370, 2238436, 2798045, 3548740, 5596090, 7274917, 11192180, 14549834, 29099668, 36374585, 72749170, 145498340]

約数ペア:

[(1, 145498340), (2, 72749170), (4, 36374585), (5, 29099668), (10, 14549834), (13, 11192180), (20, 7274917), (26, 5596090), (41, 3548740), (52, 2798045), (65, 2238436), (82, 1774370), (130, 1119218), (164, 887185), (205, 709748), (260, 559609), (410, 354874), (533, 272980), (820, 177437), (1066, 136490), (2132, 68245), (2665, 54596), (5330, 27298), (10660, 13649)]