172792360

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{25561}}^1$

素因数の和:25598

約数の個数: 48

約数和(自身を含む): 421006140

約数和(自身を除く): 248213780

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 169, 260, 338, 520, 676, 845, 1352, 1690, 3380, 6760, 25561, 51122, 102244, 127805, 204488, 255610, 332293, 511220, 664586, 1022440, 1329172, 1661465, 2658344, 3322930, 4319809, 6645860, 8639618, 13291720, 17279236, 21599045, 34558472, 43198090, 86396180, 172792360]

約数ペア:

[(1, 172792360), (2, 86396180), (4, 43198090), (5, 34558472), (8, 21599045), (10, 17279236), (13, 13291720), (20, 8639618), (26, 6645860), (40, 4319809), (52, 3322930), (65, 2658344), (104, 1661465), (130, 1329172), (169, 1022440), (260, 664586), (338, 511220), (520, 332293), (676, 255610), (845, 204488), (1352, 127805), (1690, 102244), (3380, 51122), (6760, 25561)]