77798812

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^2\times {\mathrm{41}}^1\times {\mathrm{401}}^1$

素因数の和:479

約数の個数: 72

約数和(自身を含む): 173027232

約数和(自身を除く): 95228420

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 41, 52, 82, 91, 164, 169, 182, 287, 338, 364, 401, 533, 574, 676, 802, 1066, 1148, 1183, 1604, 2132, 2366, 2807, 3731, 4732, 5213, 5614, 6929, 7462, 10426, 11228, 13858, 14924, 16441, 20852, 27716, 32882, 36491, 48503, 65764, 67769, 72982, 97006, 115087, 135538, 145964, 194012, 213733, 230174, 271076, 427466, 460348, 474383, 854932, 948766, 1496131, 1897532, 2778529, 2992262, 5557058, 5984524, 11114116, 19449703, 38899406, 77798812]

約数ペア:

[(1, 77798812), (2, 38899406), (4, 19449703), (7, 11114116), (13, 5984524), (14, 5557058), (26, 2992262), (28, 2778529), (41, 1897532), (52, 1496131), (82, 948766), (91, 854932), (164, 474383), (169, 460348), (182, 427466), (287, 271076), (338, 230174), (364, 213733), (401, 194012), (533, 145964), (574, 135538), (676, 115087), (802, 97006), (1066, 72982), (1148, 67769), (1183, 65764), (1604, 48503), (2132, 36491), (2366, 32882), (2807, 27716), (3731, 20852), (4732, 16441), (5213, 14924), (5614, 13858), (6929, 11228), (7462, 10426)]