20346513200

素因数分解:

$2^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{49529}}^1$

素因数の和:49639

約数の個数: 120

約数和(自身を含む): 53310129600

約数和(自身を除く): 32963616400

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 40, 50, 52, 65, 79, 80, 100, 104, 130, 158, 200, 208, 260, 316, 325, 395, 400, 520, 632, 650, 790, 1027, 1040, 1264, 1300, 1580, 1975, 2054, 2600, 3160, 3950, 4108, 5135, 5200, 6320, 7900, 8216, 10270, 15800, 16432, 20540, 25675, 31600, 41080, 49529, 51350, 82160, 99058, 102700, 198116, 205400, 247645, 396232, 410800, 495290, 643877, 792464, 990580, 1238225, 1287754, 1981160, 2476450, 2575508, 3219385, 3912791, 3962320, 4952900, 5151016, 6438770, 7825582, 9905800, 10302032, 12877540, 15651164, 16096925, 19563955, 19811600, 25755080, 31302328, 32193850, 39127910, 50866283, 51510160, 62604656, 64387700, 78255820, 97819775, 101732566, 128775400, 156511640, 195639550, 203465132, 254331415, 257550800, 313023280, 391279100, 406930264, 508662830, 782558200, 813860528, 1017325660, 1271657075, 1565116400, 2034651320, 2543314150, 4069302640, 5086628300, 10173256600, 20346513200]

約数ペア:

[(1, 20346513200), (2, 10173256600), (4, 5086628300), (5, 4069302640), (8, 2543314150), (10, 2034651320), (13, 1565116400), (16, 1271657075), (20, 1017325660), (25, 813860528), (26, 782558200), (40, 508662830), (50, 406930264), (52, 391279100), (65, 313023280), (79, 257550800), (80, 254331415), (100, 203465132), (104, 195639550), (130, 156511640), (158, 128775400), (200, 101732566), (208, 97819775), (260, 78255820), (316, 64387700), (325, 62604656), (395, 51510160), (400, 50866283), (520, 39127910), (632, 32193850), (650, 31302328), (790, 25755080), (1027, 19811600), (1040, 19563955), (1264, 16096925), (1300, 15651164), (1580, 12877540), (1975, 10302032), (2054, 9905800), (2600, 7825582), (3160, 6438770), (3950, 5151016), (4108, 4952900), (5135, 3962320), (5200, 3912791), (6320, 3219385), (7900, 2575508), (8216, 2476450), (10270, 1981160), (15800, 1287754), (16432, 1238225), (20540, 990580), (25675, 792464), (31600, 643877), (41080, 495290), (49529, 410800), (51350, 396232), (82160, 247645), (99058, 205400), (102700, 198116)]