208002704

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{373}}^1\times {\mathrm{383}}^1$

素因数の和:784

約数の個数: 80

約数和(自身を含む): 498634752

約数和(自身を除く): 290632048

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 182, 208, 364, 373, 383, 728, 746, 766, 1456, 1492, 1532, 2611, 2681, 2984, 3064, 4849, 4979, 5222, 5362, 5968, 6128, 9698, 9958, 10444, 10724, 19396, 19916, 20888, 21448, 33943, 34853, 38792, 39832, 41776, 42896, 67886, 69706, 77584, 79664, 135772, 139412, 142859, 271544, 278824, 285718, 543088, 557648, 571436, 1000013, 1142872, 1857167, 2000026, 2285744, 3714334, 4000052, 7428668, 8000104, 13000169, 14857336, 16000208, 26000338, 29714672, 52000676, 104001352, 208002704]

約数ペア:

[(1, 208002704), (2, 104001352), (4, 52000676), (7, 29714672), (8, 26000338), (13, 16000208), (14, 14857336), (16, 13000169), (26, 8000104), (28, 7428668), (52, 4000052), (56, 3714334), (91, 2285744), (104, 2000026), (112, 1857167), (182, 1142872), (208, 1000013), (364, 571436), (373, 557648), (383, 543088), (728, 285718), (746, 278824), (766, 271544), (1456, 142859), (1492, 139412), (1532, 135772), (2611, 79664), (2681, 77584), (2984, 69706), (3064, 67886), (4849, 42896), (4979, 41776), (5222, 39832), (5362, 38792), (5968, 34853), (6128, 33943), (9698, 21448), (9958, 20888), (10444, 19916), (10724, 19396)]