38905873664

素因数分解:

$2^8\times 7^1\times {\mathrm{53}}^1\times {\mathrm{409639}}^1$

素因数の和:409715

約数の個数: 72

約数和(自身を含む): 90428849280

約数和(自身を除く): 51522975616

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 53, 56, 64, 106, 112, 128, 212, 224, 256, 371, 424, 448, 742, 848, 896, 1484, 1696, 1792, 2968, 3392, 5936, 6784, 11872, 13568, 23744, 47488, 94976, 409639, 819278, 1638556, 2867473, 3277112, 5734946, 6554224, 11469892, 13108448, 21710867, 22939784, 26216896, 43421734, 45879568, 52433792, 86843468, 91759136, 104867584, 151976069, 173686936, 183518272, 303952138, 347373872, 367036544, 607904276, 694747744, 734073088, 1215808552, 1389495488, 2431617104, 2778990976, 4863234208, 5557981952, 9726468416, 19452936832, 38905873664]

約数ペア:

[(1, 38905873664), (2, 19452936832), (4, 9726468416), (7, 5557981952), (8, 4863234208), (14, 2778990976), (16, 2431617104), (28, 1389495488), (32, 1215808552), (53, 734073088), (56, 694747744), (64, 607904276), (106, 367036544), (112, 347373872), (128, 303952138), (212, 183518272), (224, 173686936), (256, 151976069), (371, 104867584), (424, 91759136), (448, 86843468), (742, 52433792), (848, 45879568), (896, 43421734), (1484, 26216896), (1696, 22939784), (1792, 21710867), (2968, 13108448), (3392, 11469892), (5936, 6554224), (6784, 5734946), (11872, 3277112), (13568, 2867473), (23744, 1638556), (47488, 819278), (94976, 409639)]