99319040

素因数分解:

$2^8\times 5^1\times {\mathrm{31}}^1\times {\mathrm{2503}}^1$

素因数の和:2555

約数の個数: 72

約数和(自身を含む): 245672448

約数和(自身を除く): 146353408

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 256, 310, 320, 496, 620, 640, 992, 1240, 1280, 1984, 2480, 2503, 3968, 4960, 5006, 7936, 9920, 10012, 12515, 19840, 20024, 25030, 39680, 40048, 50060, 77593, 80096, 100120, 155186, 160192, 200240, 310372, 320384, 387965, 400480, 620744, 640768, 775930, 800960, 1241488, 1551860, 1601920, 2482976, 3103720, 3203840, 4965952, 6207440, 9931904, 12414880, 19863808, 24829760, 49659520, 99319040]

約数ペア:

[(1, 99319040), (2, 49659520), (4, 24829760), (5, 19863808), (8, 12414880), (10, 9931904), (16, 6207440), (20, 4965952), (31, 3203840), (32, 3103720), (40, 2482976), (62, 1601920), (64, 1551860), (80, 1241488), (124, 800960), (128, 775930), (155, 640768), (160, 620744), (248, 400480), (256, 387965), (310, 320384), (320, 310372), (496, 200240), (620, 160192), (640, 155186), (992, 100120), (1240, 80096), (1280, 77593), (1984, 50060), (2480, 40048), (2503, 39680), (3968, 25030), (4960, 20024), (5006, 19840), (7936, 12515), (9920, 10012)]