40684865

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{331}}^1$

素因数の和:441

約数の個数: 32

約数和(自身を含む): 55329792

約数和(自身を除く): 14644927

約数列:

[1, 5, 13, 31, 61, 65, 155, 305, 331, 403, 793, 1655, 1891, 2015, 3965, 4303, 9455, 10261, 20191, 21515, 24583, 51305, 100955, 122915, 133393, 262483, 625921, 666965, 1312415, 3129605, 8136973, 40684865]

約数ペア:

[(1, 40684865), (5, 8136973), (13, 3129605), (31, 1312415), (61, 666965), (65, 625921), (155, 262483), (305, 133393), (331, 122915), (403, 100955), (793, 51305), (1655, 24583), (1891, 21515), (2015, 20191), (3965, 10261), (4303, 9455)]