130496000

素因数分解:

$2^9\times 5^3\times {\mathrm{2039}}^1$

素因数の和:2072

約数の個数: 80

約数和(自身を含む): 325559520

約数和(自身を除く): 195063520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 125, 128, 160, 200, 250, 256, 320, 400, 500, 512, 640, 800, 1000, 1280, 1600, 2000, 2039, 2560, 3200, 4000, 4078, 6400, 8000, 8156, 10195, 12800, 16000, 16312, 20390, 32000, 32624, 40780, 50975, 64000, 65248, 81560, 101950, 130496, 163120, 203900, 254875, 260992, 326240, 407800, 509750, 521984, 652480, 815600, 1019500, 1043968, 1304960, 1631200, 2039000, 2609920, 3262400, 4078000, 5219840, 6524800, 8156000, 13049600, 16312000, 26099200, 32624000, 65248000, 130496000]

約数ペア:

[(1, 130496000), (2, 65248000), (4, 32624000), (5, 26099200), (8, 16312000), (10, 13049600), (16, 8156000), (20, 6524800), (25, 5219840), (32, 4078000), (40, 3262400), (50, 2609920), (64, 2039000), (80, 1631200), (100, 1304960), (125, 1043968), (128, 1019500), (160, 815600), (200, 652480), (250, 521984), (256, 509750), (320, 407800), (400, 326240), (500, 260992), (512, 254875), (640, 203900), (800, 163120), (1000, 130496), (1280, 101950), (1600, 81560), (2000, 65248), (2039, 64000), (2560, 50975), (3200, 40780), (4000, 32624), (4078, 32000), (6400, 20390), (8000, 16312), (8156, 16000), (10195, 12800)]