31415672852

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{113}}^2\times {\mathrm{373}}^1$

素因数の和:717

約数の個数: 72

約数和(自身を含む): 59495652216

約数和(自身を除く): 28079979364

約数列:

[1, 2, 4, 17, 34, 68, 97, 113, 194, 226, 373, 388, 452, 746, 1492, 1649, 1921, 3298, 3842, 6341, 6596, 7684, 10961, 12682, 12769, 21922, 25364, 25538, 36181, 42149, 43844, 51076, 72362, 84298, 144724, 168596, 186337, 217073, 372674, 434146, 615077, 716533, 745348, 868292, 1230154, 1238593, 1433066, 2460308, 2477186, 2866132, 4088453, 4762837, 4954372, 8176906, 9525674, 16353812, 19051348, 21056081, 42112162, 69503701, 80968229, 84224324, 139007402, 161936458, 278014804, 323872916, 461995189, 923990378, 1847980756, 7853918213, 15707836426, 31415672852]

約数ペア:

[(1, 31415672852), (2, 15707836426), (4, 7853918213), (17, 1847980756), (34, 923990378), (68, 461995189), (97, 323872916), (113, 278014804), (194, 161936458), (226, 139007402), (373, 84224324), (388, 80968229), (452, 69503701), (746, 42112162), (1492, 21056081), (1649, 19051348), (1921, 16353812), (3298, 9525674), (3842, 8176906), (6341, 4954372), (6596, 4762837), (7684, 4088453), (10961, 2866132), (12682, 2477186), (12769, 2460308), (21922, 1433066), (25364, 1238593), (25538, 1230154), (36181, 868292), (42149, 745348), (43844, 716533), (51076, 615077), (72362, 434146), (84298, 372674), (144724, 217073), (168596, 186337)]