19990400211050

素因数分解:

$2^1\times 5^2\times {\mathrm{71}}^1\times {\mathrm{701}}^1\times {\mathrm{1153}}^1\times {\mathrm{6967}}^1$

素因数の和:8904

約数の個数: 96

約数和(自身を含む): 37797798714624

約数和(自身を除く): 17807398503574

約数列:

[1, 2, 5, 10, 25, 50, 71, 142, 355, 701, 710, 1153, 1402, 1775, 2306, 3505, 3550, 5765, 6967, 7010, 11530, 13934, 17525, 28825, 34835, 35050, 49771, 57650, 69670, 81863, 99542, 163726, 174175, 248855, 348350, 409315, 494657, 497710, 808253, 818630, 989314, 1244275, 1616506, 2046575, 2473285, 2488550, 4041265, 4093150, 4883867, 4946570, 8032951, 8082530, 9767734, 12366425, 16065902, 20206325, 24419335, 24732850, 40164755, 40412650, 48838670, 57385963, 80329510, 114771926, 122096675, 200823775, 244193350, 286929815, 346754557, 401647550, 570339521, 573859630, 693509114, 1140679042, 1434649075, 1733772785, 2851697605, 2869298150, 3467545570, 5631098651, 5703395210, 8668863925, 11262197302, 14258488025, 17337727850, 28155493255, 28516976050, 56310986510, 140777466275, 281554932550, 399808004221, 799616008442, 1999040021105, 3998080042210, 9995200105525, 19990400211050]

約数ペア:

[(1, 19990400211050), (2, 9995200105525), (5, 3998080042210), (10, 1999040021105), (25, 799616008442), (50, 399808004221), (71, 281554932550), (142, 140777466275), (355, 56310986510), (701, 28516976050), (710, 28155493255), (1153, 17337727850), (1402, 14258488025), (1775, 11262197302), (2306, 8668863925), (3505, 5703395210), (3550, 5631098651), (5765, 3467545570), (6967, 2869298150), (7010, 2851697605), (11530, 1733772785), (13934, 1434649075), (17525, 1140679042), (28825, 693509114), (34835, 573859630), (35050, 570339521), (49771, 401647550), (57650, 346754557), (69670, 286929815), (81863, 244193350), (99542, 200823775), (163726, 122096675), (174175, 114771926), (248855, 80329510), (348350, 57385963), (409315, 48838670), (494657, 40412650), (497710, 40164755), (808253, 24732850), (818630, 24419335), (989314, 20206325), (1244275, 16065902), (1616506, 12366425), (2046575, 9767734), (2473285, 8082530), (2488550, 8032951), (4041265, 4946570), (4093150, 4883867)]