80217810

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{19}}^2\times {\mathrm{823}}^1$

素因数の和:877

約数の個数: 96

約数和(自身を含む): 226039680

約数和(自身を除く): 145821870

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 27, 30, 38, 45, 54, 57, 90, 95, 114, 135, 171, 190, 270, 285, 342, 361, 513, 570, 722, 823, 855, 1026, 1083, 1646, 1710, 1805, 2166, 2469, 2565, 3249, 3610, 4115, 4938, 5130, 5415, 6498, 7407, 8230, 9747, 10830, 12345, 14814, 15637, 16245, 19494, 22221, 24690, 31274, 32490, 37035, 44442, 46911, 48735, 74070, 78185, 93822, 97470, 111105, 140733, 156370, 222210, 234555, 281466, 297103, 422199, 469110, 594206, 703665, 844398, 891309, 1407330, 1485515, 1782618, 2110995, 2673927, 2971030, 4221990, 4456545, 5347854, 8021781, 8913090, 13369635, 16043562, 26739270, 40108905, 80217810]

約数ペア:

[(1, 80217810), (2, 40108905), (3, 26739270), (5, 16043562), (6, 13369635), (9, 8913090), (10, 8021781), (15, 5347854), (18, 4456545), (19, 4221990), (27, 2971030), (30, 2673927), (38, 2110995), (45, 1782618), (54, 1485515), (57, 1407330), (90, 891309), (95, 844398), (114, 703665), (135, 594206), (171, 469110), (190, 422199), (270, 297103), (285, 281466), (342, 234555), (361, 222210), (513, 156370), (570, 140733), (722, 111105), (823, 97470), (855, 93822), (1026, 78185), (1083, 74070), (1646, 48735), (1710, 46911), (1805, 44442), (2166, 37035), (2469, 32490), (2565, 31274), (3249, 24690), (3610, 22221), (4115, 19494), (4938, 16245), (5130, 15637), (5415, 14814), (6498, 12345), (7407, 10830), (8230, 9747)]