785921968

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{4729}}^1$

素因数の和:4814

約数の個数: 80

約数和(自身を含む): 1773636480

約数和(自身を除く): 987714512

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 34, 47, 52, 68, 94, 104, 136, 188, 208, 221, 272, 376, 442, 611, 752, 799, 884, 1222, 1598, 1768, 2444, 3196, 3536, 4729, 4888, 6392, 9458, 9776, 10387, 12784, 18916, 20774, 37832, 41548, 61477, 75664, 80393, 83096, 122954, 160786, 166192, 222263, 245908, 321572, 444526, 491816, 643144, 889052, 983632, 1045109, 1286288, 1778104, 2090218, 2889419, 3556208, 3778471, 4180436, 5778838, 7556942, 8360872, 11557676, 15113884, 16721744, 23115352, 30227768, 46230704, 49120123, 60455536, 98240246, 196480492, 392960984, 785921968]

約数ペア:

[(1, 785921968), (2, 392960984), (4, 196480492), (8, 98240246), (13, 60455536), (16, 49120123), (17, 46230704), (26, 30227768), (34, 23115352), (47, 16721744), (52, 15113884), (68, 11557676), (94, 8360872), (104, 7556942), (136, 5778838), (188, 4180436), (208, 3778471), (221, 3556208), (272, 2889419), (376, 2090218), (442, 1778104), (611, 1286288), (752, 1045109), (799, 983632), (884, 889052), (1222, 643144), (1598, 491816), (1768, 444526), (2444, 321572), (3196, 245908), (3536, 222263), (4729, 166192), (4888, 160786), (6392, 122954), (9458, 83096), (9776, 80393), (10387, 75664), (12784, 61477), (18916, 41548), (20774, 37832)]