57255835

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{179}}^1$

素因数の和:260

約数の個数: 64

約数和(自身を含む): 91929600

約数和(自身を除く): 34673765

約数列:

[1, 5, 7, 13, 19, 35, 37, 65, 91, 95, 133, 179, 185, 247, 259, 455, 481, 665, 703, 895, 1235, 1253, 1295, 1729, 2327, 2405, 3367, 3401, 3515, 4921, 6265, 6623, 8645, 9139, 11635, 16289, 16835, 17005, 23807, 24605, 33115, 44213, 45695, 46361, 63973, 81445, 86099, 119035, 125837, 221065, 231805, 309491, 319865, 430495, 602693, 629185, 880859, 1547455, 1635881, 3013465, 4404295, 8179405, 11451167, 57255835]

約数ペア:

[(1, 57255835), (5, 11451167), (7, 8179405), (13, 4404295), (19, 3013465), (35, 1635881), (37, 1547455), (65, 880859), (91, 629185), (95, 602693), (133, 430495), (179, 319865), (185, 309491), (247, 231805), (259, 221065), (455, 125837), (481, 119035), (665, 86099), (703, 81445), (895, 63973), (1235, 46361), (1253, 45695), (1295, 44213), (1729, 33115), (2327, 24605), (2405, 23807), (3367, 17005), (3401, 16835), (3515, 16289), (4921, 11635), (6265, 9139), (6623, 8645)]