28287156184

素因数分解:

$2^3\times 7^1\times {\mathrm{53}}^1\times {\mathrm{379}}^1\times {\mathrm{25147}}^1$

素因数の和:25592

約数の個数: 64

約数和(自身を含む): 61924435200

約数和(自身を除く): 33637279016

約数列:

[1, 2, 4, 7, 8, 14, 28, 53, 56, 106, 212, 371, 379, 424, 742, 758, 1484, 1516, 2653, 2968, 3032, 5306, 10612, 20087, 21224, 25147, 40174, 50294, 80348, 100588, 140609, 160696, 176029, 201176, 281218, 352058, 562436, 704116, 1124872, 1332791, 1408232, 2665582, 5331164, 9329537, 9530713, 10662328, 18659074, 19061426, 37318148, 38122852, 66714991, 74636296, 76245704, 133429982, 266859964, 505127789, 533719928, 1010255578, 2020511156, 3535894523, 4041022312, 7071789046, 14143578092, 28287156184]

約数ペア:

[(1, 28287156184), (2, 14143578092), (4, 7071789046), (7, 4041022312), (8, 3535894523), (14, 2020511156), (28, 1010255578), (53, 533719928), (56, 505127789), (106, 266859964), (212, 133429982), (371, 76245704), (379, 74636296), (424, 66714991), (742, 38122852), (758, 37318148), (1484, 19061426), (1516, 18659074), (2653, 10662328), (2968, 9530713), (3032, 9329537), (5306, 5331164), (10612, 2665582), (20087, 1408232), (21224, 1332791), (25147, 1124872), (40174, 704116), (50294, 562436), (80348, 352058), (100588, 281218), (140609, 201176), (160696, 176029)]