127252520

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{2503}}^1$

素因数の和:2586

約数の個数: 64

約数和(自身を含む): 302883840

約数和(自身を除く): 175631320

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, 2503, 2542, 5006, 5084, 6355, 10012, 10168, 12515, 12710, 20024, 25030, 25420, 50060, 50840, 77593, 100120, 102623, 155186, 205246, 310372, 387965, 410492, 513115, 620744, 775930, 820984, 1026230, 1551860, 2052460, 3103720, 3181313, 4104920, 6362626, 12725252, 15906565, 25450504, 31813130, 63626260, 127252520]

約数ペア:

[(1, 127252520), (2, 63626260), (4, 31813130), (5, 25450504), (8, 15906565), (10, 12725252), (20, 6362626), (31, 4104920), (40, 3181313), (41, 3103720), (62, 2052460), (82, 1551860), (124, 1026230), (155, 820984), (164, 775930), (205, 620744), (248, 513115), (310, 410492), (328, 387965), (410, 310372), (620, 205246), (820, 155186), (1240, 102623), (1271, 100120), (1640, 77593), (2503, 50840), (2542, 50060), (5006, 25420), (5084, 25030), (6355, 20024), (10012, 12710), (10168, 12515)]