89017280

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^4\times {\mathrm{19}}^1$

素因数の和:80

約数の個数: 140

約数和(自身を含む): 245440200

約数和(自身を除く): 156422920

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 32, 38, 40, 44, 55, 64, 76, 80, 88, 95, 110, 121, 152, 160, 176, 190, 209, 220, 242, 304, 320, 352, 380, 418, 440, 484, 605, 608, 704, 760, 836, 880, 968, 1045, 1210, 1216, 1331, 1520, 1672, 1760, 1936, 2090, 2299, 2420, 2662, 3040, 3344, 3520, 3872, 4180, 4598, 4840, 5324, 6080, 6655, 6688, 7744, 8360, 9196, 9680, 10648, 11495, 13310, 13376, 14641, 16720, 18392, 19360, 21296, 22990, 25289, 26620, 29282, 33440, 36784, 38720, 42592, 45980, 50578, 53240, 58564, 66880, 73205, 73568, 85184, 91960, 101156, 106480, 117128, 126445, 146410, 147136, 183920, 202312, 212960, 234256, 252890, 278179, 292820, 367840, 404624, 425920, 468512, 505780, 556358, 585640, 735680, 809248, 937024, 1011560, 1112716, 1171280, 1390895, 1618496, 2023120, 2225432, 2342560, 2781790, 4046240, 4450864, 4685120, 5563580, 8092480, 8901728, 11127160, 17803456, 22254320, 44508640, 89017280]

約数ペア:

[(1, 89017280), (2, 44508640), (4, 22254320), (5, 17803456), (8, 11127160), (10, 8901728), (11, 8092480), (16, 5563580), (19, 4685120), (20, 4450864), (22, 4046240), (32, 2781790), (38, 2342560), (40, 2225432), (44, 2023120), (55, 1618496), (64, 1390895), (76, 1171280), (80, 1112716), (88, 1011560), (95, 937024), (110, 809248), (121, 735680), (152, 585640), (160, 556358), (176, 505780), (190, 468512), (209, 425920), (220, 404624), (242, 367840), (304, 292820), (320, 278179), (352, 252890), (380, 234256), (418, 212960), (440, 202312), (484, 183920), (605, 147136), (608, 146410), (704, 126445), (760, 117128), (836, 106480), (880, 101156), (968, 91960), (1045, 85184), (1210, 73568), (1216, 73205), (1331, 66880), (1520, 58564), (1672, 53240), (1760, 50578), (1936, 45980), (2090, 42592), (2299, 38720), (2420, 36784), (2662, 33440), (3040, 29282), (3344, 26620), (3520, 25289), (3872, 22990), (4180, 21296), (4598, 19360), (4840, 18392), (5324, 16720), (6080, 14641), (6655, 13376), (6688, 13310), (7744, 11495), (8360, 10648), (9196, 9680)]