81179100

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{90199}}^1$

素因数の和:90219

約数の個数: 54

約数和(自身を含む): 254454200

約数和(自身を除く): 173275100

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 45, 50, 60, 75, 90, 100, 150, 180, 225, 300, 450, 900, 90199, 180398, 270597, 360796, 450995, 541194, 811791, 901990, 1082388, 1352985, 1623582, 1803980, 2254975, 2705970, 3247164, 4058955, 4509950, 5411940, 6764925, 8117910, 9019900, 13529850, 16235820, 20294775, 27059700, 40589550, 81179100]

約数ペア:

[(1, 81179100), (2, 40589550), (3, 27059700), (4, 20294775), (5, 16235820), (6, 13529850), (9, 9019900), (10, 8117910), (12, 6764925), (15, 5411940), (18, 4509950), (20, 4058955), (25, 3247164), (30, 2705970), (36, 2254975), (45, 1803980), (50, 1623582), (60, 1352985), (75, 1082388), (90, 901990), (100, 811791), (150, 541194), (180, 450995), (225, 360796), (300, 270597), (450, 180398), (900, 90199)]