78136730

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{631}}^1$

素因数の和:735

約数の個数: 64

約数和(自身を含む): 169274880

約数和(自身を除く): 91138150

約数列:

[1, 2, 5, 7, 10, 14, 29, 35, 58, 61, 70, 122, 145, 203, 290, 305, 406, 427, 610, 631, 854, 1015, 1262, 1769, 2030, 2135, 3155, 3538, 4270, 4417, 6310, 8834, 8845, 12383, 17690, 18299, 22085, 24766, 36598, 38491, 44170, 61915, 76982, 91495, 123830, 128093, 182990, 192455, 256186, 269437, 384910, 538874, 640465, 1116239, 1280930, 1347185, 2232478, 2694370, 5581195, 7813673, 11162390, 15627346, 39068365, 78136730]

約数ペア:

[(1, 78136730), (2, 39068365), (5, 15627346), (7, 11162390), (10, 7813673), (14, 5581195), (29, 2694370), (35, 2232478), (58, 1347185), (61, 1280930), (70, 1116239), (122, 640465), (145, 538874), (203, 384910), (290, 269437), (305, 256186), (406, 192455), (427, 182990), (610, 128093), (631, 123830), (854, 91495), (1015, 76982), (1262, 61915), (1769, 44170), (2030, 38491), (2135, 36598), (3155, 24766), (3538, 22085), (4270, 18299), (4417, 17690), (6310, 12383), (8834, 8845)]