65248020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{97}}^1\times {\mathrm{101}}^1$

素因数の和:250

約数の個数: 144

約数和(自身を含む): 207397008

約数和(自身を除く): 142148988

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 37, 45, 60, 74, 90, 97, 101, 111, 148, 180, 185, 194, 202, 222, 291, 303, 333, 370, 388, 404, 444, 485, 505, 555, 582, 606, 666, 740, 873, 909, 970, 1010, 1110, 1164, 1212, 1332, 1455, 1515, 1665, 1746, 1818, 1940, 2020, 2220, 2910, 3030, 3330, 3492, 3589, 3636, 3737, 4365, 4545, 5820, 6060, 6660, 7178, 7474, 8730, 9090, 9797, 10767, 11211, 14356, 14948, 17460, 17945, 18180, 18685, 19594, 21534, 22422, 29391, 32301, 33633, 35890, 37370, 39188, 43068, 44844, 48985, 53835, 56055, 58782, 64602, 67266, 71780, 74740, 88173, 97970, 107670, 112110, 117564, 129204, 134532, 146955, 161505, 168165, 176346, 195940, 215340, 224220, 293910, 323010, 336330, 352692, 362489, 440865, 587820, 646020, 672660, 724978, 881730, 1087467, 1449956, 1763460, 1812445, 2174934, 3262401, 3624890, 4349868, 5437335, 6524802, 7249780, 10874670, 13049604, 16312005, 21749340, 32624010, 65248020]

約数ペア:

[(1, 65248020), (2, 32624010), (3, 21749340), (4, 16312005), (5, 13049604), (6, 10874670), (9, 7249780), (10, 6524802), (12, 5437335), (15, 4349868), (18, 3624890), (20, 3262401), (30, 2174934), (36, 1812445), (37, 1763460), (45, 1449956), (60, 1087467), (74, 881730), (90, 724978), (97, 672660), (101, 646020), (111, 587820), (148, 440865), (180, 362489), (185, 352692), (194, 336330), (202, 323010), (222, 293910), (291, 224220), (303, 215340), (333, 195940), (370, 176346), (388, 168165), (404, 161505), (444, 146955), (485, 134532), (505, 129204), (555, 117564), (582, 112110), (606, 107670), (666, 97970), (740, 88173), (873, 74740), (909, 71780), (970, 67266), (1010, 64602), (1110, 58782), (1164, 56055), (1212, 53835), (1332, 48985), (1455, 44844), (1515, 43068), (1665, 39188), (1746, 37370), (1818, 35890), (1940, 33633), (2020, 32301), (2220, 29391), (2910, 22422), (3030, 21534), (3330, 19594), (3492, 18685), (3589, 18180), (3636, 17945), (3737, 17460), (4365, 14948), (4545, 14356), (5820, 11211), (6060, 10767), (6660, 9797), (7178, 9090), (7474, 8730)]