163215728

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{313}}^1$

素因数の和:466

約数の個数: 80

約数和(自身を含む): 359768640

約数和(自身を除く): 196552912

約数列:

[1, 2, 4, 8, 13, 16, 23, 26, 46, 52, 92, 104, 109, 184, 208, 218, 299, 313, 368, 436, 598, 626, 872, 1196, 1252, 1417, 1744, 2392, 2504, 2507, 2834, 4069, 4784, 5008, 5014, 5668, 7199, 8138, 10028, 11336, 14398, 16276, 20056, 22672, 28796, 32552, 32591, 34117, 40112, 57592, 65104, 65182, 68234, 93587, 115184, 130364, 136468, 187174, 260728, 272936, 374348, 443521, 521456, 545872, 748696, 784691, 887042, 1497392, 1569382, 1774084, 3138764, 3548168, 6277528, 7096336, 10200983, 12555056, 20401966, 40803932, 81607864, 163215728]

約数ペア:

[(1, 163215728), (2, 81607864), (4, 40803932), (8, 20401966), (13, 12555056), (16, 10200983), (23, 7096336), (26, 6277528), (46, 3548168), (52, 3138764), (92, 1774084), (104, 1569382), (109, 1497392), (184, 887042), (208, 784691), (218, 748696), (299, 545872), (313, 521456), (368, 443521), (436, 374348), (598, 272936), (626, 260728), (872, 187174), (1196, 136468), (1252, 130364), (1417, 115184), (1744, 93587), (2392, 68234), (2504, 65182), (2507, 65104), (2834, 57592), (4069, 40112), (4784, 34117), (5008, 32591), (5014, 32552), (5668, 28796), (7199, 22672), (8138, 20056), (10028, 16276), (11336, 14398)]