71717632

素因数分解:

$2^8\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1291}}^1$

素因数の和:1345

約数の個数: 72

約数和(自身を含む): 169014272

約数和(自身を除く): 97296640

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 56, 62, 64, 112, 124, 128, 217, 224, 248, 256, 434, 448, 496, 868, 896, 992, 1291, 1736, 1792, 1984, 2582, 3472, 3968, 5164, 6944, 7936, 9037, 10328, 13888, 18074, 20656, 27776, 36148, 40021, 41312, 55552, 72296, 80042, 82624, 144592, 160084, 165248, 280147, 289184, 320168, 330496, 560294, 578368, 640336, 1120588, 1156736, 1280672, 2241176, 2313472, 2561344, 4482352, 5122688, 8964704, 10245376, 17929408, 35858816, 71717632]

約数ペア:

[(1, 71717632), (2, 35858816), (4, 17929408), (7, 10245376), (8, 8964704), (14, 5122688), (16, 4482352), (28, 2561344), (31, 2313472), (32, 2241176), (56, 1280672), (62, 1156736), (64, 1120588), (112, 640336), (124, 578368), (128, 560294), (217, 330496), (224, 320168), (248, 289184), (256, 280147), (434, 165248), (448, 160084), (496, 144592), (868, 82624), (896, 80042), (992, 72296), (1291, 55552), (1736, 41312), (1792, 40021), (1984, 36148), (2582, 27776), (3472, 20656), (3968, 18074), (5164, 13888), (6944, 10328), (7936, 9037)]