81988224

素因数分解:

$2^7\times 3^1\times {\mathrm{89}}^1\times {\mathrm{2399}}^1$

素因数の和:2505

約数の個数: 64

約数和(自身を含む): 220320000

約数和(自身を除く): 138331776

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 89, 96, 128, 178, 192, 267, 356, 384, 534, 712, 1068, 1424, 2136, 2399, 2848, 4272, 4798, 5696, 7197, 8544, 9596, 11392, 14394, 17088, 19192, 28788, 34176, 38384, 57576, 76768, 115152, 153536, 213511, 230304, 307072, 427022, 460608, 640533, 854044, 921216, 1281066, 1708088, 2562132, 3416176, 5124264, 6832352, 10248528, 13664704, 20497056, 27329408, 40994112, 81988224]

約数ペア:

[(1, 81988224), (2, 40994112), (3, 27329408), (4, 20497056), (6, 13664704), (8, 10248528), (12, 6832352), (16, 5124264), (24, 3416176), (32, 2562132), (48, 1708088), (64, 1281066), (89, 921216), (96, 854044), (128, 640533), (178, 460608), (192, 427022), (267, 307072), (356, 230304), (384, 213511), (534, 153536), (712, 115152), (1068, 76768), (1424, 57576), (2136, 38384), (2399, 34176), (2848, 28788), (4272, 19192), (4798, 17088), (5696, 14394), (7197, 11392), (8544, 9596)]