138697568

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{1453}}^1$

素因数の和:1639

約数の個数: 48

約数和(自身を含む): 289462320

約数和(自身を除く): 150764752

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 76, 152, 157, 304, 314, 608, 628, 1256, 1453, 2512, 2906, 2983, 5024, 5812, 5966, 11624, 11932, 23248, 23864, 27607, 46496, 47728, 55214, 95456, 110428, 220856, 228121, 441712, 456242, 883424, 912484, 1824968, 3649936, 4334299, 7299872, 8668598, 17337196, 34674392, 69348784, 138697568]

約数ペア:

[(1, 138697568), (2, 69348784), (4, 34674392), (8, 17337196), (16, 8668598), (19, 7299872), (32, 4334299), (38, 3649936), (76, 1824968), (152, 912484), (157, 883424), (304, 456242), (314, 441712), (608, 228121), (628, 220856), (1256, 110428), (1453, 95456), (2512, 55214), (2906, 47728), (2983, 46496), (5024, 27607), (5812, 23864), (5966, 23248), (11624, 11932)]