2021267200

素因数分解:

$2^8\times 5^2\times {\mathrm{41}}^1\times {\mathrm{7703}}^1$

素因数の和:7770

約数の個数: 108

約数和(自身を含む): 5125640688

約数和(自身を除く): 3104373488

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 41, 50, 64, 80, 82, 100, 128, 160, 164, 200, 205, 256, 320, 328, 400, 410, 640, 656, 800, 820, 1025, 1280, 1312, 1600, 1640, 2050, 2624, 3200, 3280, 4100, 5248, 6400, 6560, 7703, 8200, 10496, 13120, 15406, 16400, 26240, 30812, 32800, 38515, 52480, 61624, 65600, 77030, 123248, 131200, 154060, 192575, 246496, 262400, 308120, 315823, 385150, 492992, 616240, 631646, 770300, 985984, 1232480, 1263292, 1540600, 1579115, 1971968, 2464960, 2526584, 3081200, 3158230, 4929920, 5053168, 6162400, 6316460, 7895575, 9859840, 10106336, 12324800, 12632920, 15791150, 20212672, 24649600, 25265840, 31582300, 40425344, 49299200, 50531680, 63164600, 80850688, 101063360, 126329200, 202126720, 252658400, 404253440, 505316800, 1010633600, 2021267200]

約数ペア:

[(1, 2021267200), (2, 1010633600), (4, 505316800), (5, 404253440), (8, 252658400), (10, 202126720), (16, 126329200), (20, 101063360), (25, 80850688), (32, 63164600), (40, 50531680), (41, 49299200), (50, 40425344), (64, 31582300), (80, 25265840), (82, 24649600), (100, 20212672), (128, 15791150), (160, 12632920), (164, 12324800), (200, 10106336), (205, 9859840), (256, 7895575), (320, 6316460), (328, 6162400), (400, 5053168), (410, 4929920), (640, 3158230), (656, 3081200), (800, 2526584), (820, 2464960), (1025, 1971968), (1280, 1579115), (1312, 1540600), (1600, 1263292), (1640, 1232480), (2050, 985984), (2624, 770300), (3200, 631646), (3280, 616240), (4100, 492992), (5248, 385150), (6400, 315823), (6560, 308120), (7703, 262400), (8200, 246496), (10496, 192575), (13120, 154060), (15406, 131200), (16400, 123248), (26240, 77030), (30812, 65600), (32800, 61624), (38515, 52480)]