65849940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{263}}^1$

素因数の和:398

約数の個数: 144

約数和(自身を含む): 217945728

約数和(自身を除く): 152095788

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 107, 117, 130, 156, 180, 195, 214, 234, 260, 263, 321, 390, 428, 468, 526, 535, 585, 642, 780, 789, 963, 1052, 1070, 1170, 1284, 1315, 1391, 1578, 1605, 1926, 2140, 2340, 2367, 2630, 2782, 3156, 3210, 3419, 3852, 3945, 4173, 4734, 4815, 5260, 5564, 6420, 6838, 6955, 7890, 8346, 9468, 9630, 10257, 11835, 12519, 13676, 13910, 15780, 16692, 17095, 19260, 20514, 20865, 23670, 25038, 27820, 28141, 30771, 34190, 41028, 41730, 47340, 50076, 51285, 56282, 61542, 62595, 68380, 83460, 84423, 102570, 112564, 123084, 125190, 140705, 153855, 168846, 205140, 250380, 253269, 281410, 307710, 337692, 365833, 422115, 506538, 562820, 615420, 731666, 844230, 1013076, 1097499, 1266345, 1463332, 1688460, 1829165, 2194998, 2532690, 3292497, 3658330, 4389996, 5065380, 5487495, 6584994, 7316660, 10974990, 13169988, 16462485, 21949980, 32924970, 65849940]

約数ペア:

[(1, 65849940), (2, 32924970), (3, 21949980), (4, 16462485), (5, 13169988), (6, 10974990), (9, 7316660), (10, 6584994), (12, 5487495), (13, 5065380), (15, 4389996), (18, 3658330), (20, 3292497), (26, 2532690), (30, 2194998), (36, 1829165), (39, 1688460), (45, 1463332), (52, 1266345), (60, 1097499), (65, 1013076), (78, 844230), (90, 731666), (107, 615420), (117, 562820), (130, 506538), (156, 422115), (180, 365833), (195, 337692), (214, 307710), (234, 281410), (260, 253269), (263, 250380), (321, 205140), (390, 168846), (428, 153855), (468, 140705), (526, 125190), (535, 123084), (585, 112564), (642, 102570), (780, 84423), (789, 83460), (963, 68380), (1052, 62595), (1070, 61542), (1170, 56282), (1284, 51285), (1315, 50076), (1391, 47340), (1578, 41730), (1605, 41028), (1926, 34190), (2140, 30771), (2340, 28141), (2367, 27820), (2630, 25038), (2782, 23670), (3156, 20865), (3210, 20514), (3419, 19260), (3852, 17095), (3945, 16692), (4173, 15780), (4734, 13910), (4815, 13676), (5260, 12519), (5564, 11835), (6420, 10257), (6838, 9630), (6955, 9468), (7890, 8346)]