55997910

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{6991}}^1$

素因数の和:7093

約数の個数: 48

約数和(自身を含む): 147251520

約数和(自身を除く): 91253610

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 89, 90, 178, 267, 445, 534, 801, 890, 1335, 1602, 2670, 4005, 6991, 8010, 13982, 20973, 34955, 41946, 62919, 69910, 104865, 125838, 209730, 314595, 622199, 629190, 1244398, 1866597, 3110995, 3733194, 5599791, 6221990, 9332985, 11199582, 18665970, 27998955, 55997910]

約数ペア:

[(1, 55997910), (2, 27998955), (3, 18665970), (5, 11199582), (6, 9332985), (9, 6221990), (10, 5599791), (15, 3733194), (18, 3110995), (30, 1866597), (45, 1244398), (89, 629190), (90, 622199), (178, 314595), (267, 209730), (445, 125838), (534, 104865), (801, 69910), (890, 62919), (1335, 41946), (1602, 34955), (2670, 20973), (4005, 13982), (6991, 8010)]