254179664

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{431}}^1$

素因数の和:540

約数の個数: 80

約数和(自身を含む): 539965440

約数和(自身を除く): 285785776

約数列:

[1, 2, 4, 8, 16, 29, 31, 41, 58, 62, 82, 116, 124, 164, 232, 248, 328, 431, 464, 496, 656, 862, 899, 1189, 1271, 1724, 1798, 2378, 2542, 3448, 3596, 4756, 5084, 6896, 7192, 9512, 10168, 12499, 13361, 14384, 17671, 19024, 20336, 24998, 26722, 35342, 36859, 49996, 53444, 70684, 73718, 99992, 106888, 141368, 147436, 199984, 213776, 282736, 294872, 387469, 512459, 547801, 589744, 774938, 1024918, 1095602, 1549876, 2049836, 2191204, 3099752, 4099672, 4382408, 6199504, 8199344, 8764816, 15886229, 31772458, 63544916, 127089832, 254179664]

約数ペア:

[(1, 254179664), (2, 127089832), (4, 63544916), (8, 31772458), (16, 15886229), (29, 8764816), (31, 8199344), (41, 6199504), (58, 4382408), (62, 4099672), (82, 3099752), (116, 2191204), (124, 2049836), (164, 1549876), (232, 1095602), (248, 1024918), (328, 774938), (431, 589744), (464, 547801), (496, 512459), (656, 387469), (862, 294872), (899, 282736), (1189, 213776), (1271, 199984), (1724, 147436), (1798, 141368), (2378, 106888), (2542, 99992), (3448, 73718), (3596, 70684), (4756, 53444), (5084, 49996), (6896, 36859), (7192, 35342), (9512, 26722), (10168, 24998), (12499, 20336), (13361, 19024), (14384, 17671)]