161690230

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{3181}}^1$

素因数の和:3241

約数の個数: 64

約数和(自身を含む): 346405248

約数和(自身を除く): 184715018

約数列:

[1, 2, 5, 10, 13, 17, 23, 26, 34, 46, 65, 85, 115, 130, 170, 221, 230, 299, 391, 442, 598, 782, 1105, 1495, 1955, 2210, 2990, 3181, 3910, 5083, 6362, 10166, 15905, 25415, 31810, 41353, 50830, 54077, 73163, 82706, 108154, 146326, 206765, 270385, 365815, 413530, 540770, 703001, 731630, 951119, 1243771, 1406002, 1902238, 2487542, 3515005, 4755595, 6218855, 7030010, 9511190, 12437710, 16169023, 32338046, 80845115, 161690230]

約数ペア:

[(1, 161690230), (2, 80845115), (5, 32338046), (10, 16169023), (13, 12437710), (17, 9511190), (23, 7030010), (26, 6218855), (34, 4755595), (46, 3515005), (65, 2487542), (85, 1902238), (115, 1406002), (130, 1243771), (170, 951119), (221, 731630), (230, 703001), (299, 540770), (391, 413530), (442, 365815), (598, 270385), (782, 206765), (1105, 146326), (1495, 108154), (1955, 82706), (2210, 73163), (2990, 54077), (3181, 50830), (3910, 41353), (5083, 31810), (6362, 25415), (10166, 15905)]