80821468

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{353}}^1$

素因数の和:431

約数の個数: 96

約数和(自身を含む): 189834624

約数和(自身を除く): 109013156

約数列:

[1, 2, 4, 7, 13, 14, 17, 26, 28, 34, 37, 52, 68, 74, 91, 119, 148, 182, 221, 238, 259, 353, 364, 442, 476, 481, 518, 629, 706, 884, 962, 1036, 1258, 1412, 1547, 1924, 2471, 2516, 3094, 3367, 4403, 4589, 4942, 6001, 6188, 6734, 8177, 8806, 9178, 9884, 12002, 13061, 13468, 16354, 17612, 18356, 24004, 26122, 32123, 32708, 42007, 52244, 57239, 64246, 78013, 84014, 91427, 114478, 128492, 156026, 168028, 169793, 182854, 222037, 228956, 312052, 339586, 365708, 444074, 546091, 679172, 888148, 1092182, 1188551, 1554259, 2184364, 2377102, 2886481, 3108518, 4754204, 5772962, 6217036, 11545924, 20205367, 40410734, 80821468]

約数ペア:

[(1, 80821468), (2, 40410734), (4, 20205367), (7, 11545924), (13, 6217036), (14, 5772962), (17, 4754204), (26, 3108518), (28, 2886481), (34, 2377102), (37, 2184364), (52, 1554259), (68, 1188551), (74, 1092182), (91, 888148), (119, 679172), (148, 546091), (182, 444074), (221, 365708), (238, 339586), (259, 312052), (353, 228956), (364, 222037), (442, 182854), (476, 169793), (481, 168028), (518, 156026), (629, 128492), (706, 114478), (884, 91427), (962, 84014), (1036, 78013), (1258, 64246), (1412, 57239), (1547, 52244), (1924, 42007), (2471, 32708), (2516, 32123), (3094, 26122), (3367, 24004), (4403, 18356), (4589, 17612), (4942, 16354), (6001, 13468), (6188, 13061), (6734, 12002), (8177, 9884), (8806, 9178)]