71224928

素因数分解:

$2^5\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1$

素因数の和:180

約数の個数: 96

約数和(自身を含む): 156764160

約数和(自身を除く): 85539232

約数列:

[1, 2, 4, 8, 16, 23, 29, 32, 46, 47, 58, 71, 92, 94, 116, 142, 184, 188, 232, 284, 368, 376, 464, 568, 667, 736, 752, 928, 1081, 1136, 1334, 1363, 1504, 1633, 2059, 2162, 2272, 2668, 2726, 3266, 3337, 4118, 4324, 5336, 5452, 6532, 6674, 8236, 8648, 10672, 10904, 13064, 13348, 16472, 17296, 21344, 21808, 26128, 26696, 31349, 32944, 34592, 43616, 47357, 52256, 53392, 62698, 65888, 76751, 94714, 96773, 106784, 125396, 153502, 189428, 193546, 250792, 307004, 378856, 387092, 501584, 614008, 757712, 774184, 1003168, 1228016, 1515424, 1548368, 2225779, 2456032, 3096736, 4451558, 8903116, 17806232, 35612464, 71224928]

約数ペア:

[(1, 71224928), (2, 35612464), (4, 17806232), (8, 8903116), (16, 4451558), (23, 3096736), (29, 2456032), (32, 2225779), (46, 1548368), (47, 1515424), (58, 1228016), (71, 1003168), (92, 774184), (94, 757712), (116, 614008), (142, 501584), (184, 387092), (188, 378856), (232, 307004), (284, 250792), (368, 193546), (376, 189428), (464, 153502), (568, 125396), (667, 106784), (736, 96773), (752, 94714), (928, 76751), (1081, 65888), (1136, 62698), (1334, 53392), (1363, 52256), (1504, 47357), (1633, 43616), (2059, 34592), (2162, 32944), (2272, 31349), (2668, 26696), (2726, 26128), (3266, 21808), (3337, 21344), (4118, 17296), (4324, 16472), (5336, 13348), (5452, 13064), (6532, 10904), (6674, 10672), (8236, 8648)]