4980492800

素因数分解:

$2^9\times 5^2\times {\mathrm{19}}^1\times {\mathrm{20479}}^1$

素因数の和:20526

約数の個数: 120

約数和(自身を含む): 12989644800

約数和(自身を除く): 8009152000

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 32, 38, 40, 50, 64, 76, 80, 95, 100, 128, 152, 160, 190, 200, 256, 304, 320, 380, 400, 475, 512, 608, 640, 760, 800, 950, 1216, 1280, 1520, 1600, 1900, 2432, 2560, 3040, 3200, 3800, 4864, 6080, 6400, 7600, 9728, 12160, 12800, 15200, 20479, 24320, 30400, 40958, 48640, 60800, 81916, 102395, 121600, 163832, 204790, 243200, 327664, 389101, 409580, 511975, 655328, 778202, 819160, 1023950, 1310656, 1556404, 1638320, 1945505, 2047900, 2621312, 3112808, 3276640, 3891010, 4095800, 5242624, 6225616, 6553280, 7782020, 8191600, 9727525, 10485248, 12451232, 13106560, 15564040, 16383200, 19455050, 24902464, 26213120, 31128080, 32766400, 38910100, 49804928, 52426240, 62256160, 65532800, 77820200, 99609856, 124512320, 131065600, 155640400, 199219712, 249024640, 262131200, 311280800, 498049280, 622561600, 996098560, 1245123200, 2490246400, 4980492800]

約数ペア:

[(1, 4980492800), (2, 2490246400), (4, 1245123200), (5, 996098560), (8, 622561600), (10, 498049280), (16, 311280800), (19, 262131200), (20, 249024640), (25, 199219712), (32, 155640400), (38, 131065600), (40, 124512320), (50, 99609856), (64, 77820200), (76, 65532800), (80, 62256160), (95, 52426240), (100, 49804928), (128, 38910100), (152, 32766400), (160, 31128080), (190, 26213120), (200, 24902464), (256, 19455050), (304, 16383200), (320, 15564040), (380, 13106560), (400, 12451232), (475, 10485248), (512, 9727525), (608, 8191600), (640, 7782020), (760, 6553280), (800, 6225616), (950, 5242624), (1216, 4095800), (1280, 3891010), (1520, 3276640), (1600, 3112808), (1900, 2621312), (2432, 2047900), (2560, 1945505), (3040, 1638320), (3200, 1556404), (3800, 1310656), (4864, 1023950), (6080, 819160), (6400, 778202), (7600, 655328), (9728, 511975), (12160, 409580), (12800, 389101), (15200, 327664), (20479, 243200), (24320, 204790), (30400, 163832), (40958, 121600), (48640, 102395), (60800, 81916)]