55689040

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^3\times {\mathrm{523}}^1$

素因数の和:569

約数の個数: 80

約数和(自身を含む): 142687296

約数和(自身を除く): 86998256

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 121, 176, 220, 242, 440, 484, 523, 605, 880, 968, 1046, 1210, 1331, 1936, 2092, 2420, 2615, 2662, 4184, 4840, 5230, 5324, 5753, 6655, 8368, 9680, 10460, 10648, 11506, 13310, 20920, 21296, 23012, 26620, 28765, 41840, 46024, 53240, 57530, 63283, 92048, 106480, 115060, 126566, 230120, 253132, 316415, 460240, 506264, 632830, 696113, 1012528, 1265660, 1392226, 2531320, 2784452, 3480565, 5062640, 5568904, 6961130, 11137808, 13922260, 27844520, 55689040]

約数ペア:

[(1, 55689040), (2, 27844520), (4, 13922260), (5, 11137808), (8, 6961130), (10, 5568904), (11, 5062640), (16, 3480565), (20, 2784452), (22, 2531320), (40, 1392226), (44, 1265660), (55, 1012528), (80, 696113), (88, 632830), (110, 506264), (121, 460240), (176, 316415), (220, 253132), (242, 230120), (440, 126566), (484, 115060), (523, 106480), (605, 92048), (880, 63283), (968, 57530), (1046, 53240), (1210, 46024), (1331, 41840), (1936, 28765), (2092, 26620), (2420, 23012), (2615, 21296), (2662, 20920), (4184, 13310), (4840, 11506), (5230, 10648), (5324, 10460), (5753, 9680), (6655, 8368)]