31974155135

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{37}}^1\times {\mathrm{179}}^1\times {\mathrm{257}}^1$

素因数の和:525

約数の個数: 96

約数和(自身を含む): 45508599360

約数和(自身を除く): 13534444225

約数列:

[1, 5, 13, 17, 37, 65, 85, 179, 185, 221, 257, 289, 481, 629, 895, 1105, 1285, 1445, 2327, 2405, 3043, 3145, 3341, 3757, 4369, 6623, 8177, 9509, 10693, 11635, 15215, 16705, 18785, 21845, 33115, 39559, 40885, 46003, 47545, 51731, 53465, 56797, 74273, 86099, 112591, 123617, 139009, 161653, 197795, 230015, 258655, 283985, 371365, 430495, 562955, 598039, 618085, 672503, 695045, 782051, 808265, 965549, 1463683, 1702111, 1914047, 2101489, 2748101, 2990195, 3362515, 3910255, 4827745, 7318415, 8510555, 9570235, 10166663, 10507445, 13294867, 13740505, 22127443, 24882611, 28935887, 35725313, 50833315, 66474335, 110637215, 124413055, 144679435, 172833271, 178626565, 376166531, 491910079, 864166355, 1880832655, 2459550395, 6394831027, 31974155135]

約数ペア:

[(1, 31974155135), (5, 6394831027), (13, 2459550395), (17, 1880832655), (37, 864166355), (65, 491910079), (85, 376166531), (179, 178626565), (185, 172833271), (221, 144679435), (257, 124413055), (289, 110637215), (481, 66474335), (629, 50833315), (895, 35725313), (1105, 28935887), (1285, 24882611), (1445, 22127443), (2327, 13740505), (2405, 13294867), (3043, 10507445), (3145, 10166663), (3341, 9570235), (3757, 8510555), (4369, 7318415), (6623, 4827745), (8177, 3910255), (9509, 3362515), (10693, 2990195), (11635, 2748101), (15215, 2101489), (16705, 1914047), (18785, 1702111), (21845, 1463683), (33115, 965549), (39559, 808265), (40885, 782051), (46003, 695045), (47545, 672503), (51731, 618085), (53465, 598039), (56797, 562955), (74273, 430495), (86099, 371365), (112591, 283985), (123617, 258655), (139009, 230015), (161653, 197795)]