49659520

素因数分解:

$2^7\times 5^1\times {\mathrm{31}}^1\times {\mathrm{2503}}^1$

素因数の和:2553

約数の個数: 64

約数和(自身を含む): 122595840

約数和(自身を除く): 72936320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 310, 320, 496, 620, 640, 992, 1240, 1984, 2480, 2503, 3968, 4960, 5006, 9920, 10012, 12515, 19840, 20024, 25030, 40048, 50060, 77593, 80096, 100120, 155186, 160192, 200240, 310372, 320384, 387965, 400480, 620744, 775930, 800960, 1241488, 1551860, 1601920, 2482976, 3103720, 4965952, 6207440, 9931904, 12414880, 24829760, 49659520]

約数ペア:

[(1, 49659520), (2, 24829760), (4, 12414880), (5, 9931904), (8, 6207440), (10, 4965952), (16, 3103720), (20, 2482976), (31, 1601920), (32, 1551860), (40, 1241488), (62, 800960), (64, 775930), (80, 620744), (124, 400480), (128, 387965), (155, 320384), (160, 310372), (248, 200240), (310, 160192), (320, 155186), (496, 100120), (620, 80096), (640, 77593), (992, 50060), (1240, 40048), (1984, 25030), (2480, 20024), (2503, 19840), (3968, 12515), (4960, 10012), (5006, 9920)]