81656430

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{44621}}^1$

素因数の和:44692

約数の個数: 32

約数和(自身を含む): 199192608

約数和(自身を除く): 117536178

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 61, 122, 183, 305, 366, 610, 915, 1830, 44621, 89242, 133863, 223105, 267726, 446210, 669315, 1338630, 2721881, 5443762, 8165643, 13609405, 16331286, 27218810, 40828215, 81656430]

約数ペア:

[(1, 81656430), (2, 40828215), (3, 27218810), (5, 16331286), (6, 13609405), (10, 8165643), (15, 5443762), (30, 2721881), (61, 1338630), (122, 669315), (183, 446210), (305, 267726), (366, 223105), (610, 133863), (915, 89242), (1830, 44621)]