80187900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{709}}^1$

素因数の和:768

約数の個数: 144

約数和(自身を含む): 258837600

約数和(自身を除く): 178649700

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 25, 26, 29, 30, 39, 50, 52, 58, 60, 65, 75, 78, 87, 100, 116, 130, 145, 150, 156, 174, 195, 260, 290, 300, 325, 348, 377, 390, 435, 580, 650, 709, 725, 754, 780, 870, 975, 1131, 1300, 1418, 1450, 1508, 1740, 1885, 1950, 2127, 2175, 2262, 2836, 2900, 3545, 3770, 3900, 4254, 4350, 4524, 5655, 7090, 7540, 8508, 8700, 9217, 9425, 10635, 11310, 14180, 17725, 18434, 18850, 20561, 21270, 22620, 27651, 28275, 35450, 36868, 37700, 41122, 42540, 46085, 53175, 55302, 56550, 61683, 70900, 82244, 92170, 102805, 106350, 110604, 113100, 123366, 138255, 184340, 205610, 212700, 230425, 246732, 267293, 276510, 308415, 411220, 460850, 514025, 534586, 553020, 616830, 691275, 801879, 921700, 1028050, 1069172, 1233660, 1336465, 1382550, 1542075, 1603758, 2056100, 2672930, 2765100, 3084150, 3207516, 4009395, 5345860, 6168300, 6682325, 8018790, 13364650, 16037580, 20046975, 26729300, 40093950, 80187900]

約数ペア:

[(1, 80187900), (2, 40093950), (3, 26729300), (4, 20046975), (5, 16037580), (6, 13364650), (10, 8018790), (12, 6682325), (13, 6168300), (15, 5345860), (20, 4009395), (25, 3207516), (26, 3084150), (29, 2765100), (30, 2672930), (39, 2056100), (50, 1603758), (52, 1542075), (58, 1382550), (60, 1336465), (65, 1233660), (75, 1069172), (78, 1028050), (87, 921700), (100, 801879), (116, 691275), (130, 616830), (145, 553020), (150, 534586), (156, 514025), (174, 460850), (195, 411220), (260, 308415), (290, 276510), (300, 267293), (325, 246732), (348, 230425), (377, 212700), (390, 205610), (435, 184340), (580, 138255), (650, 123366), (709, 113100), (725, 110604), (754, 106350), (780, 102805), (870, 92170), (975, 82244), (1131, 70900), (1300, 61683), (1418, 56550), (1450, 55302), (1508, 53175), (1740, 46085), (1885, 42540), (1950, 41122), (2127, 37700), (2175, 36868), (2262, 35450), (2836, 28275), (2900, 27651), (3545, 22620), (3770, 21270), (3900, 20561), (4254, 18850), (4350, 18434), (4524, 17725), (5655, 14180), (7090, 11310), (7540, 10635), (8508, 9425), (8700, 9217)]