7980752

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1$

素因数の和:136

約数の個数: 80

約数和(自身を含む): 18405072

約数和(自身を除く): 10424320

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 34, 37, 52, 61, 68, 74, 104, 122, 136, 148, 208, 221, 244, 272, 296, 442, 481, 488, 592, 629, 793, 884, 962, 976, 1037, 1258, 1586, 1768, 1924, 2074, 2257, 2516, 3172, 3536, 3848, 4148, 4514, 5032, 6344, 7696, 8177, 8296, 9028, 10064, 12688, 13481, 16354, 16592, 18056, 26962, 29341, 32708, 36112, 38369, 53924, 58682, 65416, 76738, 107848, 117364, 130832, 153476, 215696, 234728, 306952, 469456, 498797, 613904, 997594, 1995188, 3990376, 7980752]

約数ペア:

[(1, 7980752), (2, 3990376), (4, 1995188), (8, 997594), (13, 613904), (16, 498797), (17, 469456), (26, 306952), (34, 234728), (37, 215696), (52, 153476), (61, 130832), (68, 117364), (74, 107848), (104, 76738), (122, 65416), (136, 58682), (148, 53924), (208, 38369), (221, 36112), (244, 32708), (272, 29341), (296, 26962), (442, 18056), (481, 16592), (488, 16354), (592, 13481), (629, 12688), (793, 10064), (884, 9028), (962, 8296), (976, 8177), (1037, 7696), (1258, 6344), (1586, 5032), (1768, 4514), (1924, 4148), (2074, 3848), (2257, 3536), (2516, 3172)]