980543408

素因数分解:

$2^4\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{257}}^1$

素因数の和:391

約数の個数: 120

約数和(自身を含む): 2213014608

約数和(自身を除く): 1232471200

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 34, 52, 68, 83, 104, 136, 166, 169, 208, 221, 257, 272, 332, 338, 442, 514, 664, 676, 884, 1028, 1079, 1328, 1352, 1411, 1768, 2056, 2158, 2704, 2822, 2873, 3341, 3536, 4112, 4316, 4369, 5644, 5746, 6682, 8632, 8738, 11288, 11492, 13364, 14027, 17264, 17476, 18343, 21331, 22576, 22984, 26728, 28054, 34952, 36686, 42662, 43433, 45968, 53456, 56108, 56797, 69904, 73372, 85324, 86866, 112216, 113594, 146744, 170648, 173732, 224432, 227188, 238459, 277303, 293488, 341296, 347464, 362627, 454376, 476918, 554606, 694928, 725254, 738361, 908752, 953836, 1109212, 1450508, 1476722, 1907672, 2218424, 2901016, 2953444, 3604939, 3815344, 4436848, 4714151, 5802032, 5906888, 7209878, 9428302, 11813776, 14419756, 18856604, 28839512, 37713208, 57679024, 61283963, 75426416, 122567926, 245135852, 490271704, 980543408]

約数ペア:

[(1, 980543408), (2, 490271704), (4, 245135852), (8, 122567926), (13, 75426416), (16, 61283963), (17, 57679024), (26, 37713208), (34, 28839512), (52, 18856604), (68, 14419756), (83, 11813776), (104, 9428302), (136, 7209878), (166, 5906888), (169, 5802032), (208, 4714151), (221, 4436848), (257, 3815344), (272, 3604939), (332, 2953444), (338, 2901016), (442, 2218424), (514, 1907672), (664, 1476722), (676, 1450508), (884, 1109212), (1028, 953836), (1079, 908752), (1328, 738361), (1352, 725254), (1411, 694928), (1768, 554606), (2056, 476918), (2158, 454376), (2704, 362627), (2822, 347464), (2873, 341296), (3341, 293488), (3536, 277303), (4112, 238459), (4316, 227188), (4369, 224432), (5644, 173732), (5746, 170648), (6682, 146744), (8632, 113594), (8738, 112216), (11288, 86866), (11492, 85324), (13364, 73372), (14027, 69904), (17264, 56797), (17476, 56108), (18343, 53456), (21331, 45968), (22576, 43433), (22984, 42662), (26728, 36686), (28054, 34952)]