54856960

素因数分解:

$2^8\times 5^1\times {\mathrm{17}}^1\times {\mathrm{2521}}^1$

素因数の和:2559

約数の個数: 72

約数和(自身を含む): 139184136

約数和(自身を除く): 84327176

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 128, 136, 160, 170, 256, 272, 320, 340, 544, 640, 680, 1088, 1280, 1360, 2176, 2521, 2720, 4352, 5042, 5440, 10084, 10880, 12605, 20168, 21760, 25210, 40336, 42857, 50420, 80672, 85714, 100840, 161344, 171428, 201680, 214285, 322688, 342856, 403360, 428570, 645376, 685712, 806720, 857140, 1371424, 1613440, 1714280, 2742848, 3226880, 3428560, 5485696, 6857120, 10971392, 13714240, 27428480, 54856960]

約数ペア:

[(1, 54856960), (2, 27428480), (4, 13714240), (5, 10971392), (8, 6857120), (10, 5485696), (16, 3428560), (17, 3226880), (20, 2742848), (32, 1714280), (34, 1613440), (40, 1371424), (64, 857140), (68, 806720), (80, 685712), (85, 645376), (128, 428570), (136, 403360), (160, 342856), (170, 322688), (256, 214285), (272, 201680), (320, 171428), (340, 161344), (544, 100840), (640, 85714), (680, 80672), (1088, 50420), (1280, 42857), (1360, 40336), (2176, 25210), (2521, 21760), (2720, 20168), (4352, 12605), (5042, 10880), (5440, 10084)]