88538780

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{149}}^1$

素因数の和:279

約数の個数: 96

約数和(自身を含む): 212587200

約数和(自身を除く): 124048420

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 37, 44, 55, 73, 74, 110, 146, 148, 149, 185, 220, 292, 298, 365, 370, 407, 596, 730, 740, 745, 803, 814, 1460, 1490, 1606, 1628, 1639, 2035, 2701, 2980, 3212, 3278, 4015, 4070, 5402, 5513, 6556, 8030, 8140, 8195, 10804, 10877, 11026, 13505, 16060, 16390, 21754, 22052, 27010, 27565, 29711, 32780, 43508, 54020, 54385, 55130, 59422, 60643, 108770, 110260, 118844, 119647, 121286, 148555, 217540, 239294, 242572, 297110, 303215, 402449, 478588, 594220, 598235, 606430, 804898, 1196470, 1212860, 1609796, 2012245, 2392940, 4024490, 4426939, 8048980, 8853878, 17707756, 22134695, 44269390, 88538780]

約数ペア:

[(1, 88538780), (2, 44269390), (4, 22134695), (5, 17707756), (10, 8853878), (11, 8048980), (20, 4426939), (22, 4024490), (37, 2392940), (44, 2012245), (55, 1609796), (73, 1212860), (74, 1196470), (110, 804898), (146, 606430), (148, 598235), (149, 594220), (185, 478588), (220, 402449), (292, 303215), (298, 297110), (365, 242572), (370, 239294), (407, 217540), (596, 148555), (730, 121286), (740, 119647), (745, 118844), (803, 110260), (814, 108770), (1460, 60643), (1490, 59422), (1606, 55130), (1628, 54385), (1639, 54020), (2035, 43508), (2701, 32780), (2980, 29711), (3212, 27565), (3278, 27010), (4015, 22052), (4070, 21754), (5402, 16390), (5513, 16060), (6556, 13505), (8030, 11026), (8140, 10877), (8195, 10804)]