838357130

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{257}}^1\times {\mathrm{1091}}^1$

素因数の和:1391

約数の個数: 64

約数和(自身を含む): 1703939328

約数和(自身を除く): 865582198

約数列:

[1, 2, 5, 10, 13, 23, 26, 46, 65, 115, 130, 230, 257, 299, 514, 598, 1091, 1285, 1495, 2182, 2570, 2990, 3341, 5455, 5911, 6682, 10910, 11822, 14183, 16705, 25093, 28366, 29555, 33410, 50186, 59110, 70915, 76843, 125465, 141830, 153686, 250930, 280387, 326209, 384215, 560774, 652418, 768430, 1401935, 1631045, 2803870, 3262090, 3645031, 6448901, 7290062, 12897802, 18225155, 32244505, 36450310, 64489010, 83835713, 167671426, 419178565, 838357130]

約数ペア:

[(1, 838357130), (2, 419178565), (5, 167671426), (10, 83835713), (13, 64489010), (23, 36450310), (26, 32244505), (46, 18225155), (65, 12897802), (115, 7290062), (130, 6448901), (230, 3645031), (257, 3262090), (299, 2803870), (514, 1631045), (598, 1401935), (1091, 768430), (1285, 652418), (1495, 560774), (2182, 384215), (2570, 326209), (2990, 280387), (3341, 250930), (5455, 153686), (5911, 141830), (6682, 125465), (10910, 76843), (11822, 70915), (14183, 59110), (16705, 50186), (25093, 33410), (28366, 29555)]