129882880

素因数分解:

$2^8\times 5^1\times {\mathrm{29}}^1\times {\mathrm{3499}}^1$

素因数の和:3549

約数の個数: 72

約数和(自身を含む): 321930000

約数和(自身を除く): 192047120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 32, 40, 58, 64, 80, 116, 128, 145, 160, 232, 256, 290, 320, 464, 580, 640, 928, 1160, 1280, 1856, 2320, 3499, 3712, 4640, 6998, 7424, 9280, 13996, 17495, 18560, 27992, 34990, 37120, 55984, 69980, 101471, 111968, 139960, 202942, 223936, 279920, 405884, 447872, 507355, 559840, 811768, 895744, 1014710, 1119680, 1623536, 2029420, 2239360, 3247072, 4058840, 4478720, 6494144, 8117680, 12988288, 16235360, 25976576, 32470720, 64941440, 129882880]

約数ペア:

[(1, 129882880), (2, 64941440), (4, 32470720), (5, 25976576), (8, 16235360), (10, 12988288), (16, 8117680), (20, 6494144), (29, 4478720), (32, 4058840), (40, 3247072), (58, 2239360), (64, 2029420), (80, 1623536), (116, 1119680), (128, 1014710), (145, 895744), (160, 811768), (232, 559840), (256, 507355), (290, 447872), (320, 405884), (464, 279920), (580, 223936), (640, 202942), (928, 139960), (1160, 111968), (1280, 101471), (1856, 69980), (2320, 55984), (3499, 37120), (3712, 34990), (4640, 27992), (6998, 18560), (7424, 17495), (9280, 13996)]