665145952

素因数分解:

$2^5\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{8311}}^1$

素因数の和:8423

約数の個数: 48

約数和(自身を含む): 1363600224

約数和(自身を除く): 698454272

約数列:

[1, 2, 4, 8, 16, 32, 41, 61, 82, 122, 164, 244, 328, 488, 656, 976, 1312, 1952, 2501, 5002, 8311, 10004, 16622, 20008, 33244, 40016, 66488, 80032, 132976, 265952, 340751, 506971, 681502, 1013942, 1363004, 2027884, 2726008, 4055768, 5452016, 8111536, 10904032, 16223072, 20785811, 41571622, 83143244, 166286488, 332572976, 665145952]

約数ペア:

[(1, 665145952), (2, 332572976), (4, 166286488), (8, 83143244), (16, 41571622), (32, 20785811), (41, 16223072), (61, 10904032), (82, 8111536), (122, 5452016), (164, 4055768), (244, 2726008), (328, 2027884), (488, 1363004), (656, 1013942), (976, 681502), (1312, 506971), (1952, 340751), (2501, 265952), (5002, 132976), (8311, 80032), (10004, 66488), (16622, 40016), (20008, 33244)]