91890820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^2\times {\mathrm{683}}^1$

素因数の和:761

約数の個数: 72

約数和(自身を含む): 228215232

約数和(自身を除く): 136324412

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 62, 70, 124, 140, 155, 217, 310, 434, 620, 683, 868, 961, 1085, 1366, 1922, 2170, 2732, 3415, 3844, 4340, 4781, 4805, 6727, 6830, 9562, 9610, 13454, 13660, 19124, 19220, 21173, 23905, 26908, 33635, 42346, 47810, 67270, 84692, 95620, 105865, 134540, 148211, 211730, 296422, 423460, 592844, 656363, 741055, 1312726, 1482110, 2625452, 2964220, 3281815, 4594541, 6563630, 9189082, 13127260, 18378164, 22972705, 45945410, 91890820]

約数ペア:

[(1, 91890820), (2, 45945410), (4, 22972705), (5, 18378164), (7, 13127260), (10, 9189082), (14, 6563630), (20, 4594541), (28, 3281815), (31, 2964220), (35, 2625452), (62, 1482110), (70, 1312726), (124, 741055), (140, 656363), (155, 592844), (217, 423460), (310, 296422), (434, 211730), (620, 148211), (683, 134540), (868, 105865), (961, 95620), (1085, 84692), (1366, 67270), (1922, 47810), (2170, 42346), (2732, 33635), (3415, 26908), (3844, 23905), (4340, 21173), (4781, 19220), (4805, 19124), (6727, 13660), (6830, 13454), (9562, 9610)]