15721428400

素因数分解:

$2^4\times 5^2\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{24923}}^1$

素因数の和:25043

約数の個数: 120

約数和(自身を含む): 40239299520

約数和(自身を除く): 24517871120

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 38, 40, 50, 76, 80, 83, 95, 100, 152, 166, 190, 200, 304, 332, 380, 400, 415, 475, 664, 760, 830, 950, 1328, 1520, 1577, 1660, 1900, 2075, 3154, 3320, 3800, 4150, 6308, 6640, 7600, 7885, 8300, 12616, 15770, 16600, 24923, 25232, 31540, 33200, 39425, 49846, 63080, 78850, 99692, 124615, 126160, 157700, 199384, 249230, 315400, 398768, 473537, 498460, 623075, 630800, 947074, 996920, 1246150, 1894148, 1993840, 2068609, 2367685, 2492300, 3788296, 4137218, 4735370, 4984600, 7576592, 8274436, 9470740, 9969200, 10343045, 11838425, 16548872, 18941480, 20686090, 23676850, 33097744, 37882960, 39303571, 41372180, 47353700, 51715225, 78607142, 82744360, 94707400, 103430450, 157214284, 165488720, 189414800, 196517855, 206860900, 314428568, 393035710, 413721800, 628857136, 786071420, 827443600, 982589275, 1572142840, 1965178550, 3144285680, 3930357100, 7860714200, 15721428400]

約数ペア:

[(1, 15721428400), (2, 7860714200), (4, 3930357100), (5, 3144285680), (8, 1965178550), (10, 1572142840), (16, 982589275), (19, 827443600), (20, 786071420), (25, 628857136), (38, 413721800), (40, 393035710), (50, 314428568), (76, 206860900), (80, 196517855), (83, 189414800), (95, 165488720), (100, 157214284), (152, 103430450), (166, 94707400), (190, 82744360), (200, 78607142), (304, 51715225), (332, 47353700), (380, 41372180), (400, 39303571), (415, 37882960), (475, 33097744), (664, 23676850), (760, 20686090), (830, 18941480), (950, 16548872), (1328, 11838425), (1520, 10343045), (1577, 9969200), (1660, 9470740), (1900, 8274436), (2075, 7576592), (3154, 4984600), (3320, 4735370), (3800, 4137218), (4150, 3788296), (6308, 2492300), (6640, 2367685), (7600, 2068609), (7885, 1993840), (8300, 1894148), (12616, 1246150), (15770, 996920), (16600, 947074), (24923, 630800), (25232, 623075), (31540, 498460), (33200, 473537), (39425, 398768), (49846, 315400), (63080, 249230), (78850, 199384), (99692, 157700), (124615, 126160)]