31310510

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{157}}^1$

素因数の和:226

約数の個数: 96

約数和(自身を含む): 73921248

約数和(自身を除く): 42610738

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 37, 49, 55, 70, 74, 77, 98, 110, 154, 157, 185, 245, 259, 314, 370, 385, 407, 490, 518, 539, 770, 785, 814, 1078, 1099, 1295, 1570, 1727, 1813, 2035, 2198, 2590, 2695, 2849, 3454, 3626, 4070, 5390, 5495, 5698, 5809, 7693, 8635, 9065, 10990, 11618, 12089, 14245, 15386, 17270, 18130, 19943, 24178, 28490, 29045, 38465, 39886, 40663, 58090, 60445, 63899, 76930, 81326, 84623, 99715, 120890, 127798, 169246, 199430, 203315, 284641, 319495, 406630, 423115, 447293, 569282, 638990, 846230, 894586, 1423205, 2236465, 2846410, 3131051, 4472930, 6262102, 15655255, 31310510]

約数ペア:

[(1, 31310510), (2, 15655255), (5, 6262102), (7, 4472930), (10, 3131051), (11, 2846410), (14, 2236465), (22, 1423205), (35, 894586), (37, 846230), (49, 638990), (55, 569282), (70, 447293), (74, 423115), (77, 406630), (98, 319495), (110, 284641), (154, 203315), (157, 199430), (185, 169246), (245, 127798), (259, 120890), (314, 99715), (370, 84623), (385, 81326), (407, 76930), (490, 63899), (518, 60445), (539, 58090), (770, 40663), (785, 39886), (814, 38465), (1078, 29045), (1099, 28490), (1295, 24178), (1570, 19943), (1727, 18130), (1813, 17270), (2035, 15386), (2198, 14245), (2590, 12089), (2695, 11618), (2849, 10990), (3454, 9065), (3626, 8635), (4070, 7693), (5390, 5809), (5495, 5698)]