65576320

素因数分解:

$2^7\times 5^1\times {\mathrm{79}}^1\times {\mathrm{1297}}^1$

素因数の和:1395

約数の個数: 64

約数和(自身を含む): 158875200

約数和(自身を除く): 93298880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 79, 80, 128, 158, 160, 316, 320, 395, 632, 640, 790, 1264, 1297, 1580, 2528, 2594, 3160, 5056, 5188, 6320, 6485, 10112, 10376, 12640, 12970, 20752, 25280, 25940, 41504, 50560, 51880, 83008, 102463, 103760, 166016, 204926, 207520, 409852, 415040, 512315, 819704, 830080, 1024630, 1639408, 2049260, 3278816, 4098520, 6557632, 8197040, 13115264, 16394080, 32788160, 65576320]

約数ペア:

[(1, 65576320), (2, 32788160), (4, 16394080), (5, 13115264), (8, 8197040), (10, 6557632), (16, 4098520), (20, 3278816), (32, 2049260), (40, 1639408), (64, 1024630), (79, 830080), (80, 819704), (128, 512315), (158, 415040), (160, 409852), (316, 207520), (320, 204926), (395, 166016), (632, 103760), (640, 102463), (790, 83008), (1264, 51880), (1297, 50560), (1580, 41504), (2528, 25940), (2594, 25280), (3160, 20752), (5056, 12970), (5188, 12640), (6320, 10376), (6485, 10112)]