208088120

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{4093}}^1$

素因数の和:4176

約数の個数: 64

約数和(自身を含む): 495210240

約数和(自身を除く): 287122120

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 41, 62, 82, 124, 155, 164, 205, 248, 310, 328, 410, 620, 820, 1240, 1271, 1640, 2542, 4093, 5084, 6355, 8186, 10168, 12710, 16372, 20465, 25420, 32744, 40930, 50840, 81860, 126883, 163720, 167813, 253766, 335626, 507532, 634415, 671252, 839065, 1015064, 1268830, 1342504, 1678130, 2537660, 3356260, 5075320, 5202203, 6712520, 10404406, 20808812, 26011015, 41617624, 52022030, 104044060, 208088120]

約数ペア:

[(1, 208088120), (2, 104044060), (4, 52022030), (5, 41617624), (8, 26011015), (10, 20808812), (20, 10404406), (31, 6712520), (40, 5202203), (41, 5075320), (62, 3356260), (82, 2537660), (124, 1678130), (155, 1342504), (164, 1268830), (205, 1015064), (248, 839065), (310, 671252), (328, 634415), (410, 507532), (620, 335626), (820, 253766), (1240, 167813), (1271, 163720), (1640, 126883), (2542, 81860), (4093, 50840), (5084, 40930), (6355, 32744), (8186, 25420), (10168, 20465), (12710, 16372)]