207845872

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{113}}^1\times {\mathrm{239}}^1$

素因数の和:410

約数の個数: 80

約数和(自身を含む): 451221120

約数和(自身を除く): 243375248

約数列:

[1, 2, 4, 8, 13, 16, 26, 37, 52, 74, 104, 113, 148, 208, 226, 239, 296, 452, 478, 481, 592, 904, 956, 962, 1469, 1808, 1912, 1924, 2938, 3107, 3824, 3848, 4181, 5876, 6214, 7696, 8362, 8843, 11752, 12428, 16724, 17686, 23504, 24856, 27007, 33448, 35372, 49712, 54014, 54353, 66896, 70744, 108028, 108706, 114959, 141488, 216056, 217412, 229918, 351091, 432112, 434824, 459836, 702182, 869648, 919672, 999259, 1404364, 1839344, 1998518, 2808728, 3997036, 5617456, 7994072, 12990367, 15988144, 25980734, 51961468, 103922936, 207845872]

約数ペア:

[(1, 207845872), (2, 103922936), (4, 51961468), (8, 25980734), (13, 15988144), (16, 12990367), (26, 7994072), (37, 5617456), (52, 3997036), (74, 2808728), (104, 1998518), (113, 1839344), (148, 1404364), (208, 999259), (226, 919672), (239, 869648), (296, 702182), (452, 459836), (478, 434824), (481, 432112), (592, 351091), (904, 229918), (956, 217412), (962, 216056), (1469, 141488), (1808, 114959), (1912, 108706), (1924, 108028), (2938, 70744), (3107, 66896), (3824, 54353), (3848, 54014), (4181, 49712), (5876, 35372), (6214, 33448), (7696, 27007), (8362, 24856), (8843, 23504), (11752, 17686), (12428, 16724)]