161981010

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{617}}^1\times {\mathrm{2917}}^1$

素因数の和:3547

約数の個数: 48

約数和(自身を含む): 421977816

約数和(自身を除く): 259996806

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 617, 1234, 1851, 2917, 3085, 3702, 5553, 5834, 6170, 8751, 9255, 11106, 14585, 17502, 18510, 26253, 27765, 29170, 43755, 52506, 55530, 87510, 131265, 262530, 1799789, 3599578, 5399367, 8998945, 10798734, 16198101, 17997890, 26996835, 32396202, 53993670, 80990505, 161981010]

約数ペア:

[(1, 161981010), (2, 80990505), (3, 53993670), (5, 32396202), (6, 26996835), (9, 17997890), (10, 16198101), (15, 10798734), (18, 8998945), (30, 5399367), (45, 3599578), (90, 1799789), (617, 262530), (1234, 131265), (1851, 87510), (2917, 55530), (3085, 52506), (3702, 43755), (5553, 29170), (5834, 27765), (6170, 26253), (8751, 18510), (9255, 17502), (11106, 14585)]