90188800

素因数分解:

$2^{10}\times 5^2\times {\mathrm{13}}^1\times {\mathrm{271}}^1$

素因数の和:314

約数の個数: 132

約数和(自身を含む): 241644256

約数和(自身を除く): 151455456

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 32, 40, 50, 52, 64, 65, 80, 100, 104, 128, 130, 160, 200, 208, 256, 260, 271, 320, 325, 400, 416, 512, 520, 542, 640, 650, 800, 832, 1024, 1040, 1084, 1280, 1300, 1355, 1600, 1664, 2080, 2168, 2560, 2600, 2710, 3200, 3328, 3523, 4160, 4336, 5120, 5200, 5420, 6400, 6656, 6775, 7046, 8320, 8672, 10400, 10840, 12800, 13312, 13550, 14092, 16640, 17344, 17615, 20800, 21680, 25600, 27100, 28184, 33280, 34688, 35230, 41600, 43360, 54200, 56368, 66560, 69376, 70460, 83200, 86720, 88075, 108400, 112736, 138752, 140920, 166400, 173440, 176150, 216800, 225472, 277504, 281840, 332800, 346880, 352300, 433600, 450944, 563680, 693760, 704600, 867200, 901888, 1127360, 1387520, 1409200, 1734400, 1803776, 2254720, 2818400, 3468800, 3607552, 4509440, 5636800, 6937600, 9018880, 11273600, 18037760, 22547200, 45094400, 90188800]

約数ペア:

[(1, 90188800), (2, 45094400), (4, 22547200), (5, 18037760), (8, 11273600), (10, 9018880), (13, 6937600), (16, 5636800), (20, 4509440), (25, 3607552), (26, 3468800), (32, 2818400), (40, 2254720), (50, 1803776), (52, 1734400), (64, 1409200), (65, 1387520), (80, 1127360), (100, 901888), (104, 867200), (128, 704600), (130, 693760), (160, 563680), (200, 450944), (208, 433600), (256, 352300), (260, 346880), (271, 332800), (320, 281840), (325, 277504), (400, 225472), (416, 216800), (512, 176150), (520, 173440), (542, 166400), (640, 140920), (650, 138752), (800, 112736), (832, 108400), (1024, 88075), (1040, 86720), (1084, 83200), (1280, 70460), (1300, 69376), (1355, 66560), (1600, 56368), (1664, 54200), (2080, 43360), (2168, 41600), (2560, 35230), (2600, 34688), (2710, 33280), (3200, 28184), (3328, 27100), (3523, 25600), (4160, 21680), (4336, 20800), (5120, 17615), (5200, 17344), (5420, 16640), (6400, 14092), (6656, 13550), (6775, 13312), (7046, 12800), (8320, 10840), (8672, 10400)]