199347712

素因数分解:

$2^9\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{619}}^1$

素因数の和:691

約数の個数: 80

約数和(自身を含む): 433833840

約数和(自身を除く): 234486128

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 37, 64, 68, 74, 128, 136, 148, 256, 272, 296, 512, 544, 592, 619, 629, 1088, 1184, 1238, 1258, 2176, 2368, 2476, 2516, 4352, 4736, 4952, 5032, 8704, 9472, 9904, 10064, 10523, 18944, 19808, 20128, 21046, 22903, 39616, 40256, 42092, 45806, 79232, 80512, 84184, 91612, 158464, 161024, 168368, 183224, 316928, 322048, 336736, 366448, 389351, 673472, 732896, 778702, 1346944, 1465792, 1557404, 2693888, 2931584, 3114808, 5387776, 5863168, 6229616, 11726336, 12459232, 24918464, 49836928, 99673856, 199347712]

約数ペア:

[(1, 199347712), (2, 99673856), (4, 49836928), (8, 24918464), (16, 12459232), (17, 11726336), (32, 6229616), (34, 5863168), (37, 5387776), (64, 3114808), (68, 2931584), (74, 2693888), (128, 1557404), (136, 1465792), (148, 1346944), (256, 778702), (272, 732896), (296, 673472), (512, 389351), (544, 366448), (592, 336736), (619, 322048), (629, 316928), (1088, 183224), (1184, 168368), (1238, 161024), (1258, 158464), (2176, 91612), (2368, 84184), (2476, 80512), (2516, 79232), (4352, 45806), (4736, 42092), (4952, 40256), (5032, 39616), (8704, 22903), (9472, 21046), (9904, 20128), (10064, 19808), (10523, 18944)]