205894480

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{13763}}^1$

素因数の和:13804

約数の個数: 80

約数和(自身を含む): 552982464

約数和(自身を除く): 347087984

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 17, 20, 22, 34, 40, 44, 55, 68, 80, 85, 88, 110, 136, 170, 176, 187, 220, 272, 340, 374, 440, 680, 748, 880, 935, 1360, 1496, 1870, 2992, 3740, 7480, 13763, 14960, 27526, 55052, 68815, 110104, 137630, 151393, 220208, 233971, 275260, 302786, 467942, 550520, 605572, 756965, 935884, 1101040, 1169855, 1211144, 1513930, 1871768, 2339710, 2422288, 2573681, 3027860, 3743536, 4679420, 5147362, 6055720, 9358840, 10294724, 12111440, 12868405, 18717680, 20589448, 25736810, 41178896, 51473620, 102947240, 205894480]

約数ペア:

[(1, 205894480), (2, 102947240), (4, 51473620), (5, 41178896), (8, 25736810), (10, 20589448), (11, 18717680), (16, 12868405), (17, 12111440), (20, 10294724), (22, 9358840), (34, 6055720), (40, 5147362), (44, 4679420), (55, 3743536), (68, 3027860), (80, 2573681), (85, 2422288), (88, 2339710), (110, 1871768), (136, 1513930), (170, 1211144), (176, 1169855), (187, 1101040), (220, 935884), (272, 756965), (340, 605572), (374, 550520), (440, 467942), (680, 302786), (748, 275260), (880, 233971), (935, 220208), (1360, 151393), (1496, 137630), (1870, 110104), (2992, 68815), (3740, 55052), (7480, 27526), (13763, 14960)]