20580455085

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{121001}}^1$

素因数の和:121078

約数の個数: 64

約数和(自身を含む): 37636462080

約数和(自身を除く): 17056006995

約数列:

[1, 3, 5, 15, 17, 23, 29, 51, 69, 85, 87, 115, 145, 255, 345, 391, 435, 493, 667, 1173, 1479, 1955, 2001, 2465, 3335, 5865, 7395, 10005, 11339, 34017, 56695, 121001, 170085, 363003, 605005, 1815015, 2057017, 2783023, 3509029, 6171051, 8349069, 10285085, 10527087, 13915115, 17545145, 30855255, 41745345, 47311391, 52635435, 59653493, 80707667, 141934173, 178960479, 236556955, 242123001, 298267465, 403538335, 709670865, 894802395, 1210615005, 1372030339, 4116091017, 6860151695, 20580455085]

約数ペア:

[(1, 20580455085), (3, 6860151695), (5, 4116091017), (15, 1372030339), (17, 1210615005), (23, 894802395), (29, 709670865), (51, 403538335), (69, 298267465), (85, 242123001), (87, 236556955), (115, 178960479), (145, 141934173), (255, 80707667), (345, 59653493), (391, 52635435), (435, 47311391), (493, 41745345), (667, 30855255), (1173, 17545145), (1479, 13915115), (1955, 10527087), (2001, 10285085), (2465, 8349069), (3335, 6171051), (5865, 3509029), (7395, 2783023), (10005, 2057017), (11339, 1815015), (34017, 605005), (56695, 363003), (121001, 170085)]