21370291150

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{739}}^1\times {\mathrm{2617}}^1$

素因数の和:3398

約数の個数: 96

約数和(自身を含む): 45403031520

約数和(自身を除く): 24032740370

約数列:

[1, 2, 5, 10, 13, 17, 25, 26, 34, 50, 65, 85, 130, 170, 221, 325, 425, 442, 650, 739, 850, 1105, 1478, 2210, 2617, 3695, 5234, 5525, 7390, 9607, 11050, 12563, 13085, 18475, 19214, 25126, 26170, 34021, 36950, 44489, 48035, 62815, 65425, 68042, 88978, 96070, 125630, 130850, 163319, 170105, 222445, 240175, 314075, 326638, 340210, 444890, 480350, 578357, 628150, 816595, 850525, 1112225, 1156714, 1633190, 1701050, 1933963, 2224450, 2891785, 3867926, 4082975, 5783570, 8165950, 9669815, 14458925, 19339630, 25141519, 28917850, 32877371, 48349075, 50283038, 65754742, 96698150, 125707595, 164386855, 251415190, 328773710, 427405823, 628537975, 821934275, 854811646, 1257075950, 1643868550, 2137029115, 4274058230, 10685145575, 21370291150]

約数ペア:

[(1, 21370291150), (2, 10685145575), (5, 4274058230), (10, 2137029115), (13, 1643868550), (17, 1257075950), (25, 854811646), (26, 821934275), (34, 628537975), (50, 427405823), (65, 328773710), (85, 251415190), (130, 164386855), (170, 125707595), (221, 96698150), (325, 65754742), (425, 50283038), (442, 48349075), (650, 32877371), (739, 28917850), (850, 25141519), (1105, 19339630), (1478, 14458925), (2210, 9669815), (2617, 8165950), (3695, 5783570), (5234, 4082975), (5525, 3867926), (7390, 2891785), (9607, 2224450), (11050, 1933963), (12563, 1701050), (13085, 1633190), (18475, 1156714), (19214, 1112225), (25126, 850525), (26170, 816595), (34021, 628150), (36950, 578357), (44489, 480350), (48035, 444890), (62815, 340210), (65425, 326638), (68042, 314075), (88978, 240175), (96070, 222445), (125630, 170105), (130850, 163319)]