40189552

素因数分解:

$2^4\times {\mathrm{13}}^2\times {\mathrm{89}}^1\times {\mathrm{167}}^1$

素因数の和:290

約数の個数: 60

約数和(自身を含む): 85775760

約数和(自身を除く): 45586208

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 89, 104, 167, 169, 178, 208, 334, 338, 356, 668, 676, 712, 1157, 1336, 1352, 1424, 2171, 2314, 2672, 2704, 4342, 4628, 8684, 9256, 14863, 15041, 17368, 18512, 28223, 29726, 30082, 34736, 56446, 59452, 60164, 112892, 118904, 120328, 193219, 225784, 237808, 240656, 386438, 451568, 772876, 1545752, 2511847, 3091504, 5023694, 10047388, 20094776, 40189552]

約数ペア:

[(1, 40189552), (2, 20094776), (4, 10047388), (8, 5023694), (13, 3091504), (16, 2511847), (26, 1545752), (52, 772876), (89, 451568), (104, 386438), (167, 240656), (169, 237808), (178, 225784), (208, 193219), (334, 120328), (338, 118904), (356, 112892), (668, 60164), (676, 59452), (712, 56446), (1157, 34736), (1336, 30082), (1352, 29726), (1424, 28223), (2171, 18512), (2314, 17368), (2672, 15041), (2704, 14863), (4342, 9256), (4628, 8684)]