77832320

素因数分解:

$2^7\times 5^1\times {\mathrm{31}}^1\times {\mathrm{3923}}^1$

素因数の和:3973

約数の個数: 64

約数和(自身を含む): 192119040

約数和(自身を除く): 114286720

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, 3923, 3968, 4960, 7846, 9920, 15692, 19615, 19840, 31384, 39230, 62768, 78460, 121613, 125536, 156920, 243226, 251072, 313840, 486452, 502144, 608065, 627680, 972904, 1216130, 1255360, 1945808, 2432260, 2510720, 3891616, 4864520, 7783232, 9729040, 15566464, 19458080, 38916160, 77832320]

約数ペア:

[(1, 77832320), (2, 38916160), (4, 19458080), (5, 15566464), (8, 9729040), (10, 7783232), (16, 4864520), (20, 3891616), (31, 2510720), (32, 2432260), (40, 1945808), (62, 1255360), (64, 1216130), (80, 972904), (124, 627680), (128, 608065), (155, 502144), (160, 486452), (248, 313840), (310, 251072), (320, 243226), (496, 156920), (620, 125536), (640, 121613), (992, 78460), (1240, 62768), (1984, 39230), (2480, 31384), (3923, 19840), (3968, 19615), (4960, 15692), (7846, 9920)]