81515130

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{1723}}^1$

素因数の和:1835

約数の個数: 64

約数和(自身を含む): 208535040

約数和(自身を除く): 127019910

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 30, 38, 57, 83, 95, 114, 166, 190, 249, 285, 415, 498, 570, 830, 1245, 1577, 1723, 2490, 3154, 3446, 4731, 5169, 7885, 8615, 9462, 10338, 15770, 17230, 23655, 25845, 32737, 47310, 51690, 65474, 98211, 143009, 163685, 196422, 286018, 327370, 429027, 491055, 715045, 858054, 982110, 1430090, 2145135, 2717171, 4290270, 5434342, 8151513, 13585855, 16303026, 27171710, 40757565, 81515130]

約数ペア:

[(1, 81515130), (2, 40757565), (3, 27171710), (5, 16303026), (6, 13585855), (10, 8151513), (15, 5434342), (19, 4290270), (30, 2717171), (38, 2145135), (57, 1430090), (83, 982110), (95, 858054), (114, 715045), (166, 491055), (190, 429027), (249, 327370), (285, 286018), (415, 196422), (498, 163685), (570, 143009), (830, 98211), (1245, 65474), (1577, 51690), (1723, 47310), (2490, 32737), (3154, 25845), (3446, 23655), (4731, 17230), (5169, 15770), (7885, 10338), (8615, 9462)]