81381408

素因数分解:

$2^5\times 3^1\times {\mathrm{19}}^1\times {\mathrm{44617}}^1$

素因数の和:44649

約数の個数: 48

約数和(自身を含む): 224874720

約数和(自身を除く): 143493312

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 32, 38, 48, 57, 76, 96, 114, 152, 228, 304, 456, 608, 912, 1824, 44617, 89234, 133851, 178468, 267702, 356936, 535404, 713872, 847723, 1070808, 1427744, 1695446, 2141616, 2543169, 3390892, 4283232, 5086338, 6781784, 10172676, 13563568, 20345352, 27127136, 40690704, 81381408]

約数ペア:

[(1, 81381408), (2, 40690704), (3, 27127136), (4, 20345352), (6, 13563568), (8, 10172676), (12, 6781784), (16, 5086338), (19, 4283232), (24, 3390892), (32, 2543169), (38, 2141616), (48, 1695446), (57, 1427744), (76, 1070808), (96, 847723), (114, 713872), (152, 535404), (228, 356936), (304, 267702), (456, 178468), (608, 133851), (912, 89234), (1824, 44617)]