25142940

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{101}}^1\times {\mathrm{461}}^1$

素因数の和:580

約数の個数: 96

約数和(自身を含む): 79168320

約数和(自身を除く): 54025380

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 101, 108, 135, 180, 202, 270, 303, 404, 461, 505, 540, 606, 909, 922, 1010, 1212, 1383, 1515, 1818, 1844, 2020, 2305, 2727, 2766, 3030, 3636, 4149, 4545, 4610, 5454, 5532, 6060, 6915, 8298, 9090, 9220, 10908, 12447, 13635, 13830, 16596, 18180, 20745, 24894, 27270, 27660, 41490, 46561, 49788, 54540, 62235, 82980, 93122, 124470, 139683, 186244, 232805, 248940, 279366, 419049, 465610, 558732, 698415, 838098, 931220, 1257147, 1396830, 1676196, 2095245, 2514294, 2793660, 4190490, 5028588, 6285735, 8380980, 12571470, 25142940]

約数ペア:

[(1, 25142940), (2, 12571470), (3, 8380980), (4, 6285735), (5, 5028588), (6, 4190490), (9, 2793660), (10, 2514294), (12, 2095245), (15, 1676196), (18, 1396830), (20, 1257147), (27, 931220), (30, 838098), (36, 698415), (45, 558732), (54, 465610), (60, 419049), (90, 279366), (101, 248940), (108, 232805), (135, 186244), (180, 139683), (202, 124470), (270, 93122), (303, 82980), (404, 62235), (461, 54540), (505, 49788), (540, 46561), (606, 41490), (909, 27660), (922, 27270), (1010, 24894), (1212, 20745), (1383, 18180), (1515, 16596), (1818, 13830), (1844, 13635), (2020, 12447), (2305, 10908), (2727, 9220), (2766, 9090), (3030, 8298), (3636, 6915), (4149, 6060), (4545, 5532), (4610, 5454)]