155504128

素因数分解:

$2^9\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{383}}^1$

素因数の和:475

約数の個数: 80

約数和(自身を含む): 340978176

約数和(自身を除く): 185474048

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 61, 64, 104, 122, 128, 208, 244, 256, 383, 416, 488, 512, 766, 793, 832, 976, 1532, 1586, 1664, 1952, 3064, 3172, 3328, 3904, 4979, 6128, 6344, 6656, 7808, 9958, 12256, 12688, 15616, 19916, 23363, 24512, 25376, 31232, 39832, 46726, 49024, 50752, 79664, 93452, 98048, 101504, 159328, 186904, 196096, 203008, 303719, 318656, 373808, 406016, 607438, 637312, 747616, 1214876, 1274624, 1495232, 2429752, 2549248, 2990464, 4859504, 5980928, 9719008, 11961856, 19438016, 38876032, 77752064, 155504128]

約数ペア:

[(1, 155504128), (2, 77752064), (4, 38876032), (8, 19438016), (13, 11961856), (16, 9719008), (26, 5980928), (32, 4859504), (52, 2990464), (61, 2549248), (64, 2429752), (104, 1495232), (122, 1274624), (128, 1214876), (208, 747616), (244, 637312), (256, 607438), (383, 406016), (416, 373808), (488, 318656), (512, 303719), (766, 203008), (793, 196096), (832, 186904), (976, 159328), (1532, 101504), (1586, 98048), (1664, 93452), (1952, 79664), (3064, 50752), (3172, 49024), (3328, 46726), (3904, 39832), (4979, 31232), (6128, 25376), (6344, 24512), (6656, 23363), (7808, 19916), (9958, 15616), (12256, 12688)]