81145012

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{307}}^1$

素因数の和:377

約数の個数: 72

約数和(自身を含む): 170444736

約数和(自身を除く): 89299724

約数列:

[1, 2, 4, 13, 17, 23, 26, 34, 46, 52, 68, 92, 169, 221, 299, 307, 338, 391, 442, 598, 614, 676, 782, 884, 1196, 1228, 1564, 2873, 3887, 3991, 5083, 5219, 5746, 7061, 7774, 7982, 10166, 10438, 11492, 14122, 15548, 15964, 20332, 20876, 28244, 51883, 66079, 67847, 91793, 103766, 120037, 132158, 135694, 183586, 207532, 240074, 264316, 271388, 367172, 480148, 882011, 1193309, 1560481, 1764022, 2386618, 3120962, 3528044, 4773236, 6241924, 20286253, 40572506, 81145012]

約数ペア:

[(1, 81145012), (2, 40572506), (4, 20286253), (13, 6241924), (17, 4773236), (23, 3528044), (26, 3120962), (34, 2386618), (46, 1764022), (52, 1560481), (68, 1193309), (92, 882011), (169, 480148), (221, 367172), (299, 271388), (307, 264316), (338, 240074), (391, 207532), (442, 183586), (598, 135694), (614, 132158), (676, 120037), (782, 103766), (884, 91793), (1196, 67847), (1228, 66079), (1564, 51883), (2873, 28244), (3887, 20876), (3991, 20332), (5083, 15964), (5219, 15548), (5746, 14122), (7061, 11492), (7774, 10438), (7982, 10166)]