81577488

素因数分解:

$2^4\times 3^1\times {\mathrm{19}}^1\times {\mathrm{89449}}^1$

素因数の和:89479

約数の個数: 40

約数和(自身を含む): 221836000

約数和(自身を除く): 140258512

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 38, 48, 57, 76, 114, 152, 228, 304, 456, 912, 89449, 178898, 268347, 357796, 536694, 715592, 1073388, 1431184, 1699531, 2146776, 3399062, 4293552, 5098593, 6798124, 10197186, 13596248, 20394372, 27192496, 40788744, 81577488]

約数ペア:

[(1, 81577488), (2, 40788744), (3, 27192496), (4, 20394372), (6, 13596248), (8, 10197186), (12, 6798124), (16, 5098593), (19, 4293552), (24, 3399062), (38, 2146776), (48, 1699531), (57, 1431184), (76, 1073388), (114, 715592), (152, 536694), (228, 357796), (304, 268347), (456, 178898), (912, 89449)]