64784916

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{8293}}^1$

素因数の和:8341

約数の個数: 72

約数和(自身を含む): 193217024

約数和(自身を除く): 128432108

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 31, 36, 42, 62, 63, 84, 93, 124, 126, 186, 217, 252, 279, 372, 434, 558, 651, 868, 1116, 1302, 1953, 2604, 3906, 7812, 8293, 16586, 24879, 33172, 49758, 58051, 74637, 99516, 116102, 149274, 174153, 232204, 257083, 298548, 348306, 514166, 522459, 696612, 771249, 1028332, 1044918, 1542498, 1799581, 2089836, 2313747, 3084996, 3599162, 4627494, 5398743, 7198324, 9254988, 10797486, 16196229, 21594972, 32392458, 64784916]

約数ペア:

[(1, 64784916), (2, 32392458), (3, 21594972), (4, 16196229), (6, 10797486), (7, 9254988), (9, 7198324), (12, 5398743), (14, 4627494), (18, 3599162), (21, 3084996), (28, 2313747), (31, 2089836), (36, 1799581), (42, 1542498), (62, 1044918), (63, 1028332), (84, 771249), (93, 696612), (124, 522459), (126, 514166), (186, 348306), (217, 298548), (252, 257083), (279, 232204), (372, 174153), (434, 149274), (558, 116102), (651, 99516), (868, 74637), (1116, 58051), (1302, 49758), (1953, 33172), (2604, 24879), (3906, 16586), (7812, 8293)]