81395190

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{24443}}^1$

素因数の和:24493

約数の個数: 48

約数和(自身を含む): 217356048

約数和(自身を除く): 135960858

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 37, 45, 74, 90, 111, 185, 222, 333, 370, 555, 666, 1110, 1665, 3330, 24443, 48886, 73329, 122215, 146658, 219987, 244430, 366645, 439974, 733290, 904391, 1099935, 1808782, 2199870, 2713173, 4521955, 5426346, 8139519, 9043910, 13565865, 16279038, 27131730, 40697595, 81395190]

約数ペア:

[(1, 81395190), (2, 40697595), (3, 27131730), (5, 16279038), (6, 13565865), (9, 9043910), (10, 8139519), (15, 5426346), (18, 4521955), (30, 2713173), (37, 2199870), (45, 1808782), (74, 1099935), (90, 904391), (111, 733290), (185, 439974), (222, 366645), (333, 244430), (370, 219987), (555, 146658), (666, 122215), (1110, 73329), (1665, 48886), (3330, 24443)]