81777332

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{127}}^1$

素因数の和:241

約数の個数: 96

約数和(自身を含む): 186654720

約数和(自身を除く): 104877388

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 29, 52, 58, 61, 91, 116, 122, 127, 182, 203, 244, 254, 364, 377, 406, 427, 508, 754, 793, 812, 854, 889, 1508, 1586, 1651, 1708, 1769, 1778, 2639, 3172, 3302, 3538, 3556, 3683, 5278, 5551, 6604, 7076, 7366, 7747, 10556, 11102, 11557, 12383, 14732, 15494, 22204, 22997, 23114, 24766, 25781, 30988, 45994, 46228, 47879, 49532, 51562, 54229, 91988, 95758, 100711, 103124, 108458, 160979, 191516, 201422, 216916, 224663, 321958, 335153, 402844, 449326, 643916, 670306, 704977, 898652, 1340612, 1409954, 1572641, 2819908, 2920619, 3145282, 5841238, 6290564, 11682476, 20444333, 40888666, 81777332]

約数ペア:

[(1, 81777332), (2, 40888666), (4, 20444333), (7, 11682476), (13, 6290564), (14, 5841238), (26, 3145282), (28, 2920619), (29, 2819908), (52, 1572641), (58, 1409954), (61, 1340612), (91, 898652), (116, 704977), (122, 670306), (127, 643916), (182, 449326), (203, 402844), (244, 335153), (254, 321958), (364, 224663), (377, 216916), (406, 201422), (427, 191516), (508, 160979), (754, 108458), (793, 103124), (812, 100711), (854, 95758), (889, 91988), (1508, 54229), (1586, 51562), (1651, 49532), (1708, 47879), (1769, 46228), (1778, 45994), (2639, 30988), (3172, 25781), (3302, 24766), (3538, 23114), (3556, 22997), (3683, 22204), (5278, 15494), (5551, 14732), (6604, 12383), (7076, 11557), (7366, 11102), (7747, 10556)]