188781190

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{113}}^1\times {\mathrm{181}}^1$

素因数の和:385

約数の個数: 64

約数和(自身を含む): 376451712

約数和(自身を除く): 187670522

約数列:

[1, 2, 5, 10, 13, 26, 65, 71, 113, 130, 142, 181, 226, 355, 362, 565, 710, 905, 923, 1130, 1469, 1810, 1846, 2353, 2938, 4615, 4706, 7345, 8023, 9230, 11765, 12851, 14690, 16046, 20453, 23530, 25702, 40115, 40906, 64255, 80230, 102265, 104299, 128510, 167063, 204530, 208598, 265889, 334126, 521495, 531778, 835315, 1042990, 1329445, 1452163, 1670630, 2658890, 2904326, 7260815, 14521630, 18878119, 37756238, 94390595, 188781190]

約数ペア:

[(1, 188781190), (2, 94390595), (5, 37756238), (10, 18878119), (13, 14521630), (26, 7260815), (65, 2904326), (71, 2658890), (113, 1670630), (130, 1452163), (142, 1329445), (181, 1042990), (226, 835315), (355, 531778), (362, 521495), (565, 334126), (710, 265889), (905, 208598), (923, 204530), (1130, 167063), (1469, 128510), (1810, 104299), (1846, 102265), (2353, 80230), (2938, 64255), (4615, 40906), (4706, 40115), (7345, 25702), (8023, 23530), (9230, 20453), (11765, 16046), (12851, 14690)]